Home / 31,543.52-47,251.36-14,652.64

Finding the Fourth Proportional to 31,543.52, 47,251.36 and 14,652.64

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Solution

The fourth proportional to 31,543.52, 47,251.36 and 14,652.64 is: 21,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.52 : 47,251.36 = 14,652.64 : x
  2. Step 2: Convert to fraction form
    31,543.52/47,251.36 = 14,652.64/x
  3. Step 3: Cross multiply
    31,543.52x = 47,251.36 × 14,652.64
  4. Step 4: Simplify right side
    31,543.52x = 692,357,167.59
  5. Step 5: Solve for x
    x = 692,357,167.59/31,543.52
  6. Step 6: Final answer
    x = 21,949.27

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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.