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Finding the Fourth Proportional to 34,693.16, 52,039.88 and 8,397.88

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Solution

The fourth proportional to 34,693.16, 52,039.88 and 8,397.88 is: 12,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,693.16 : 52,039.88 = 8,397.88 : x
  2. Step 2: Convert to fraction form
    34,693.16/52,039.88 = 8,397.88/x
  3. Step 3: Cross multiply
    34,693.16x = 52,039.88 × 8,397.88
  4. Step 4: Simplify right side
    34,693.16x = 437,024,667.45
  5. Step 5: Solve for x
    x = 437,024,667.45/34,693.16
  6. Step 6: Final answer
    x = 12,596.85

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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.