Home / 31,543.91-47,308.56-9,351.93

Finding the Fourth Proportional to 31,543.91, 47,308.56 and 9,351.93

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Solution

The fourth proportional to 31,543.91, 47,308.56 and 9,351.93 is: 14,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.91 : 47,308.56 = 9,351.93 : x
  2. Step 2: Convert to fraction form
    31,543.91/47,308.56 = 9,351.93/x
  3. Step 3: Cross multiply
    31,543.91x = 47,308.56 × 9,351.93
  4. Step 4: Simplify right side
    31,543.91x = 442,426,483.86
  5. Step 5: Solve for x
    x = 442,426,483.86/31,543.91
  6. Step 6: Final answer
    x = 14,025.73

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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.