Home / 31,750.23-47,589.12-15,086.66

Finding the Fourth Proportional to 31,750.23, 47,589.12 and 15,086.66

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Solution

The fourth proportional to 31,750.23, 47,589.12 and 15,086.66 is: 22,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750.23 : 47,589.12 = 15,086.66 : x
  2. Step 2: Convert to fraction form
    31,750.23/47,589.12 = 15,086.66/x
  3. Step 3: Cross multiply
    31,750.23x = 47,589.12 × 15,086.66
  4. Step 4: Simplify right side
    31,750.23x = 717,960,635.19
  5. Step 5: Solve for x
    x = 717,960,635.19/31,750.23
  6. Step 6: Final answer
    x = 22,612.77

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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.