Home / 31,535.75-47,292.08-10,471.97

Finding the Fourth Proportional to 31,535.75, 47,292.08 and 10,471.97

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Solution

The fourth proportional to 31,535.75, 47,292.08 and 10,471.97 is: 15,704.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.75 : 47,292.08 = 10,471.97 : x
  2. Step 2: Convert to fraction form
    31,535.75/47,292.08 = 10,471.97/x
  3. Step 3: Cross multiply
    31,535.75x = 47,292.08 × 10,471.97
  4. Step 4: Simplify right side
    31,535.75x = 495,240,954.18
  5. Step 5: Solve for x
    x = 495,240,954.18/31,535.75
  6. Step 6: Final answer
    x = 15,704.11

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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.