Home / 31,932.18-47,898.27-17,885.57

Finding the Fourth Proportional to 31,932.18, 47,898.27 and 17,885.57

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Solution

The fourth proportional to 31,932.18, 47,898.27 and 17,885.57 is: 26,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.18 : 47,898.27 = 17,885.57 : x
  2. Step 2: Convert to fraction form
    31,932.18/47,898.27 = 17,885.57/x
  3. Step 3: Cross multiply
    31,932.18x = 47,898.27 × 17,885.57
  4. Step 4: Simplify right side
    31,932.18x = 856,687,621.47
  5. Step 5: Solve for x
    x = 856,687,621.47/31,932.18
  6. Step 6: Final answer
    x = 26,828.35

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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.