Home / 16,619.92-22,935.40-9,066.12

Finding the Fourth Proportional to 16,619.92, 22,935.40 and 9,066.12

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Solution

The fourth proportional to 16,619.92, 22,935.40 and 9,066.12 is: 12,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.92 : 22,935.40 = 9,066.12 : x
  2. Step 2: Convert to fraction form
    16,619.92/22,935.40 = 9,066.12/x
  3. Step 3: Cross multiply
    16,619.92x = 22,935.40 × 9,066.12
  4. Step 4: Simplify right side
    16,619.92x = 207,935,088.65
  5. Step 5: Solve for x
    x = 207,935,088.65/16,619.92
  6. Step 6: Final answer
    x = 12,511.20

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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.