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Finding the Fourth Proportional to 34,398.62, 51,597.99 and 9,439.01

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Solution

The fourth proportional to 34,398.62, 51,597.99 and 9,439.01 is: 14,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,398.62 : 51,597.99 = 9,439.01 : x
  2. Step 2: Convert to fraction form
    34,398.62/51,597.99 = 9,439.01/x
  3. Step 3: Cross multiply
    34,398.62x = 51,597.99 × 9,439.01
  4. Step 4: Simplify right side
    34,398.62x = 487,034,072.58
  5. Step 5: Solve for x
    x = 487,034,072.58/34,398.62
  6. Step 6: Final answer
    x = 14,158.53

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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.