Home / 31,630.59-47,454.12-9,443.99

Finding the Fourth Proportional to 31,630.59, 47,454.12 and 9,443.99

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Solution

The fourth proportional to 31,630.59, 47,454.12 and 9,443.99 is: 14,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.59 : 47,454.12 = 9,443.99 : x
  2. Step 2: Convert to fraction form
    31,630.59/47,454.12 = 9,443.99/x
  3. Step 3: Cross multiply
    31,630.59x = 47,454.12 × 9,443.99
  4. Step 4: Simplify right side
    31,630.59x = 448,155,997.47
  5. Step 5: Solve for x
    x = 448,155,997.47/31,630.59
  6. Step 6: Final answer
    x = 14,168.44

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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.