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Finding the Fourth Proportional to 34,281.30, 51,425.55 and 10,902.30

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Solution

The fourth proportional to 34,281.30, 51,425.55 and 10,902.30 is: 16,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,281.30 : 51,425.55 = 10,902.30 : x
  2. Step 2: Convert to fraction form
    34,281.30/51,425.55 = 10,902.30/x
  3. Step 3: Cross multiply
    34,281.30x = 51,425.55 × 10,902.30
  4. Step 4: Simplify right side
    34,281.30x = 560,656,773.77
  5. Step 5: Solve for x
    x = 560,656,773.77/34,281.30
  6. Step 6: Final answer
    x = 16,354.59

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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.