Home / 31,534.64-47,310.60-16,542.77

Finding the Fourth Proportional to 31,534.64, 47,310.60 and 16,542.77

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Solution

The fourth proportional to 31,534.64, 47,310.60 and 16,542.77 is: 24,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.64 : 47,310.60 = 16,542.77 : x
  2. Step 2: Convert to fraction form
    31,534.64/47,310.60 = 16,542.77/x
  3. Step 3: Cross multiply
    31,534.64x = 47,310.60 × 16,542.77
  4. Step 4: Simplify right side
    31,534.64x = 782,648,374.36
  5. Step 5: Solve for x
    x = 782,648,374.36/31,534.64
  6. Step 6: Final answer
    x = 24,818.69

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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.