Home / 12,932.16-19,387.91-6,693.13

Finding the Fourth Proportional to 12,932.16, 19,387.91 and 6,693.13

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Solution

The fourth proportional to 12,932.16, 19,387.91 and 6,693.13 is: 10,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.16 : 19,387.91 = 6,693.13 : x
  2. Step 2: Convert to fraction form
    12,932.16/19,387.91 = 6,693.13/x
  3. Step 3: Cross multiply
    12,932.16x = 19,387.91 × 6,693.13
  4. Step 4: Simplify right side
    12,932.16x = 129,765,805.38
  5. Step 5: Solve for x
    x = 129,765,805.38/12,932.16
  6. Step 6: Final answer
    x = 10,034.35

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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.