Home / 31,432.25-47,151.21-8,058.89

Finding the Fourth Proportional to 31,432.25, 47,151.21 and 8,058.89

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Solution

The fourth proportional to 31,432.25, 47,151.21 and 8,058.89 is: 12,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.25 : 47,151.21 = 8,058.89 : x
  2. Step 2: Convert to fraction form
    31,432.25/47,151.21 = 8,058.89/x
  3. Step 3: Cross multiply
    31,432.25x = 47,151.21 × 8,058.89
  4. Step 4: Simplify right side
    31,432.25x = 379,986,414.76
  5. Step 5: Solve for x
    x = 379,986,414.76/31,432.25
  6. Step 6: Final answer
    x = 12,089.06

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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.