Home / 31,524.11-47,279.61-9,332.28

Finding the Fourth Proportional to 31,524.11, 47,279.61 and 9,332.28

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Solution

The fourth proportional to 31,524.11, 47,279.61 and 9,332.28 is: 13,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.11 : 47,279.61 = 9,332.28 : x
  2. Step 2: Convert to fraction form
    31,524.11/47,279.61 = 9,332.28/x
  3. Step 3: Cross multiply
    31,524.11x = 47,279.61 × 9,332.28
  4. Step 4: Simplify right side
    31,524.11x = 441,226,558.81
  5. Step 5: Solve for x
    x = 441,226,558.81/31,524.11
  6. Step 6: Final answer
    x = 13,996.48

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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.