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Finding the Fourth Proportional to 31,592.73, 47,347.18 and 16,769.73

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Solution

The fourth proportional to 31,592.73, 47,347.18 and 16,769.73 is: 25,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592.73 : 47,347.18 = 16,769.73 : x
  2. Step 2: Convert to fraction form
    31,592.73/47,347.18 = 16,769.73/x
  3. Step 3: Cross multiply
    31,592.73x = 47,347.18 × 16,769.73
  4. Step 4: Simplify right side
    31,592.73x = 793,999,654.82
  5. Step 5: Solve for x
    x = 793,999,654.82/31,592.73
  6. Step 6: Final answer
    x = 25,132.35

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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.