Home / 17,750.31-24,500.45-12,446.43

Finding the Fourth Proportional to 17,750.31, 24,500.45 and 12,446.43

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Solution

The fourth proportional to 17,750.31, 24,500.45 and 12,446.43 is: 17,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.31 : 24,500.45 = 12,446.43 : x
  2. Step 2: Convert to fraction form
    17,750.31/24,500.45 = 12,446.43/x
  3. Step 3: Cross multiply
    17,750.31x = 24,500.45 × 12,446.43
  4. Step 4: Simplify right side
    17,750.31x = 304,943,135.89
  5. Step 5: Solve for x
    x = 304,943,135.89/17,750.31
  6. Step 6: Final answer
    x = 17,179.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.