Home / 22,945.38-31,682.54-14,882.86

Finding the Fourth Proportional to 22,945.38, 31,682.54 and 14,882.86

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Solution

The fourth proportional to 22,945.38, 31,682.54 and 14,882.86 is: 20,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,945.38 : 31,682.54 = 14,882.86 : x
  2. Step 2: Convert to fraction form
    22,945.38/31,682.54 = 14,882.86/x
  3. Step 3: Cross multiply
    22,945.38x = 31,682.54 × 14,882.86
  4. Step 4: Simplify right side
    22,945.38x = 471,526,807.26
  5. Step 5: Solve for x
    x = 471,526,807.26/22,945.38
  6. Step 6: Final answer
    x = 20,549.97

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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.