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Finding the Fourth Proportional to 32,398.30, 48,610.88 and 15,522.76

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Solution

The fourth proportional to 32,398.30, 48,610.88 and 15,522.76 is: 23,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.30 : 48,610.88 = 15,522.76 : x
  2. Step 2: Convert to fraction form
    32,398.30/48,610.88 = 15,522.76/x
  3. Step 3: Cross multiply
    32,398.30x = 48,610.88 × 15,522.76
  4. Step 4: Simplify right side
    32,398.30x = 754,575,023.63
  5. Step 5: Solve for x
    x = 754,575,023.63/32,398.30
  6. Step 6: Final answer
    x = 23,290.57

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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.