Home / 16,349.16-22,561.29-9,179.04

Finding the Fourth Proportional to 16,349.16, 22,561.29 and 9,179.04

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Solution

The fourth proportional to 16,349.16, 22,561.29 and 9,179.04 is: 12,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,349.16 : 22,561.29 = 9,179.04 : x
  2. Step 2: Convert to fraction form
    16,349.16/22,561.29 = 9,179.04/x
  3. Step 3: Cross multiply
    16,349.16x = 22,561.29 × 9,179.04
  4. Step 4: Simplify right side
    16,349.16x = 207,090,983.36
  5. Step 5: Solve for x
    x = 207,090,983.36/16,349.16
  6. Step 6: Final answer
    x = 12,666.77

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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.