Home / 21,853.02-32,706.63-15,824.19

Finding the Fourth Proportional to 21,853.02, 32,706.63 and 15,824.19

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Solution

The fourth proportional to 21,853.02, 32,706.63 and 15,824.19 is: 23,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853.02 : 32,706.63 = 15,824.19 : x
  2. Step 2: Convert to fraction form
    21,853.02/32,706.63 = 15,824.19/x
  3. Step 3: Cross multiply
    21,853.02x = 32,706.63 × 15,824.19
  4. Step 4: Simplify right side
    21,853.02x = 517,555,927.38
  5. Step 5: Solve for x
    x = 517,555,927.38/21,853.02
  6. Step 6: Final answer
    x = 23,683.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.