Home / 39,856.60-54,998.04-24,540.72

Finding the Fourth Proportional to 39,856.60, 54,998.04 and 24,540.72

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Solution

The fourth proportional to 39,856.60, 54,998.04 and 24,540.72 is: 33,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.60 : 54,998.04 = 24,540.72 : x
  2. Step 2: Convert to fraction form
    39,856.60/54,998.04 = 24,540.72/x
  3. Step 3: Cross multiply
    39,856.60x = 54,998.04 × 24,540.72
  4. Step 4: Simplify right side
    39,856.60x = 1,349,691,225.20
  5. Step 5: Solve for x
    x = 1,349,691,225.20/39,856.60
  6. Step 6: Final answer
    x = 33,863.68

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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.