Home / 31,747.72-47,626.17-16,948.54

Finding the Fourth Proportional to 31,747.72, 47,626.17 and 16,948.54

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Solution

The fourth proportional to 31,747.72, 47,626.17 and 16,948.54 is: 25,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,747.72 : 47,626.17 = 16,948.54 : x
  2. Step 2: Convert to fraction form
    31,747.72/47,626.17 = 16,948.54/x
  3. Step 3: Cross multiply
    31,747.72x = 47,626.17 × 16,948.54
  4. Step 4: Simplify right side
    31,747.72x = 807,194,047.29
  5. Step 5: Solve for x
    x = 807,194,047.29/31,747.72
  6. Step 6: Final answer
    x = 25,425.26

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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.