Home / 31,565.11-47,339.50-9,373.46

Finding the Fourth Proportional to 31,565.11, 47,339.50 and 9,373.46

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Solution

The fourth proportional to 31,565.11, 47,339.50 and 9,373.46 is: 14,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,565.11 : 47,339.50 = 9,373.46 : x
  2. Step 2: Convert to fraction form
    31,565.11/47,339.50 = 9,373.46/x
  3. Step 3: Cross multiply
    31,565.11x = 47,339.50 × 9,373.46
  4. Step 4: Simplify right side
    31,565.11x = 443,734,909.67
  5. Step 5: Solve for x
    x = 443,734,909.67/31,565.11
  6. Step 6: Final answer
    x = 14,057.77

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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.