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Finding the Fourth Proportional to 34,932.72, 52,400.97 and 9,970.86

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Solution

The fourth proportional to 34,932.72, 52,400.97 and 9,970.86 is: 14,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,932.72 : 52,400.97 = 9,970.86 : x
  2. Step 2: Convert to fraction form
    34,932.72/52,400.97 = 9,970.86/x
  3. Step 3: Cross multiply
    34,932.72x = 52,400.97 × 9,970.86
  4. Step 4: Simplify right side
    34,932.72x = 522,482,735.73
  5. Step 5: Solve for x
    x = 522,482,735.73/34,932.72
  6. Step 6: Final answer
    x = 14,956.83

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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.