Home / 31,573.28-47,359.50-9,084.54

Finding the Fourth Proportional to 31,573.28, 47,359.50 and 9,084.54

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Solution

The fourth proportional to 31,573.28, 47,359.50 and 9,084.54 is: 13,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,573.28 : 47,359.50 = 9,084.54 : x
  2. Step 2: Convert to fraction form
    31,573.28/47,359.50 = 9,084.54/x
  3. Step 3: Cross multiply
    31,573.28x = 47,359.50 × 9,084.54
  4. Step 4: Simplify right side
    31,573.28x = 430,239,272.13
  5. Step 5: Solve for x
    x = 430,239,272.13/31,573.28
  6. Step 6: Final answer
    x = 13,626.69

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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.