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Finding the Fourth Proportional to 34,898.48, 52,347.04 and 9,938.69

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Solution

The fourth proportional to 34,898.48, 52,347.04 and 9,938.69 is: 14,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.48 : 52,347.04 = 9,938.69 : x
  2. Step 2: Convert to fraction form
    34,898.48/52,347.04 = 9,938.69/x
  3. Step 3: Cross multiply
    34,898.48x = 52,347.04 × 9,938.69
  4. Step 4: Simplify right side
    34,898.48x = 520,260,691.55
  5. Step 5: Solve for x
    x = 520,260,691.55/34,898.48
  6. Step 6: Final answer
    x = 14,907.83

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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.