Home / 48,693.28-67,207.56-31,667.92

Finding the Fourth Proportional to 48,693.28, 67,207.56 and 31,667.92

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Solution

The fourth proportional to 48,693.28, 67,207.56 and 31,667.92 is: 43,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,693.28 : 67,207.56 = 31,667.92 : x
  2. Step 2: Convert to fraction form
    48,693.28/67,207.56 = 31,667.92/x
  3. Step 3: Cross multiply
    48,693.28x = 67,207.56 × 31,667.92
  4. Step 4: Simplify right side
    48,693.28x = 2,128,323,633.48
  5. Step 5: Solve for x
    x = 2,128,323,633.48/48,693.28
  6. Step 6: Final answer
    x = 43,708.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.