Home / 18,246.43-27,419.10-9,932.59

Finding the Fourth Proportional to 18,246.43, 27,419.10 and 9,932.59

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Solution

The fourth proportional to 18,246.43, 27,419.10 and 9,932.59 is: 14,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.43 : 27,419.10 = 9,932.59 : x
  2. Step 2: Convert to fraction form
    18,246.43/27,419.10 = 9,932.59/x
  3. Step 3: Cross multiply
    18,246.43x = 27,419.10 × 9,932.59
  4. Step 4: Simplify right side
    18,246.43x = 272,342,678.47
  5. Step 5: Solve for x
    x = 272,342,678.47/18,246.43
  6. Step 6: Final answer
    x = 14,925.81

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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.