Home / 31,715.64-47,537.82-15,062.04

Finding the Fourth Proportional to 31,715.64, 47,537.82 and 15,062.04

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Solution

The fourth proportional to 31,715.64, 47,537.82 and 15,062.04 is: 22,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,715.64 : 47,537.82 = 15,062.04 : x
  2. Step 2: Convert to fraction form
    31,715.64/47,537.82 = 15,062.04/x
  3. Step 3: Cross multiply
    31,715.64x = 47,537.82 × 15,062.04
  4. Step 4: Simplify right side
    31,715.64x = 716,016,546.35
  5. Step 5: Solve for x
    x = 716,016,546.35/31,715.64
  6. Step 6: Final answer
    x = 22,576.13

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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.