Home / 16,116.48-22,219.50-11,071.80

Finding the Fourth Proportional to 16,116.48, 22,219.50 and 11,071.80

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Solution

The fourth proportional to 16,116.48, 22,219.50 and 11,071.80 is: 15,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.48 : 22,219.50 = 11,071.80 : x
  2. Step 2: Convert to fraction form
    16,116.48/22,219.50 = 11,071.80/x
  3. Step 3: Cross multiply
    16,116.48x = 22,219.50 × 11,071.80
  4. Step 4: Simplify right side
    16,116.48x = 246,009,860.10
  5. Step 5: Solve for x
    x = 246,009,860.10/16,116.48
  6. Step 6: Final answer
    x = 15,264.49

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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.