Home / 16,505.12-22,773.11-9,335.18

Finding the Fourth Proportional to 16,505.12, 22,773.11 and 9,335.18

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Solution

The fourth proportional to 16,505.12, 22,773.11 and 9,335.18 is: 12,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.12 : 22,773.11 = 9,335.18 : x
  2. Step 2: Convert to fraction form
    16,505.12/22,773.11 = 9,335.18/x
  3. Step 3: Cross multiply
    16,505.12x = 22,773.11 × 9,335.18
  4. Step 4: Simplify right side
    16,505.12x = 212,591,091.27
  5. Step 5: Solve for x
    x = 212,591,091.27/16,505.12
  6. Step 6: Final answer
    x = 12,880.31

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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.