Home / 16,053.03-22,156.02-9,680.76

Finding the Fourth Proportional to 16,053.03, 22,156.02 and 9,680.76

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Solution

The fourth proportional to 16,053.03, 22,156.02 and 9,680.76 is: 13,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053.03 : 22,156.02 = 9,680.76 : x
  2. Step 2: Convert to fraction form
    16,053.03/22,156.02 = 9,680.76/x
  3. Step 3: Cross multiply
    16,053.03x = 22,156.02 × 9,680.76
  4. Step 4: Simplify right side
    16,053.03x = 214,487,112.18
  5. Step 5: Solve for x
    x = 214,487,112.18/16,053.03
  6. Step 6: Final answer
    x = 13,361.16

Related Problems

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Half scale
Find fourth proportional to 32,106.06, 44,312.04 and 19,361.52
Double scale
Find fourth proportional to 16,054.03, 22,157.40 and 9,681.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.