Home / 31,613.46-47,414.88-10,551.57

Finding the Fourth Proportional to 31,613.46, 47,414.88 and 10,551.57

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Solution

The fourth proportional to 31,613.46, 47,414.88 and 10,551.57 is: 15,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,613.46 : 47,414.88 = 10,551.57 : x
  2. Step 2: Convert to fraction form
    31,613.46/47,414.88 = 10,551.57/x
  3. Step 3: Cross multiply
    31,613.46x = 47,414.88 × 10,551.57
  4. Step 4: Simplify right side
    31,613.46x = 500,301,425.36
  5. Step 5: Solve for x
    x = 500,301,425.36/31,613.46
  6. Step 6: Final answer
    x = 15,825.58

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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.