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Finding the Fourth Proportional to 38,613.60, 57,821.04 and 26,750.52

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Solution

The fourth proportional to 38,613.60, 57,821.04 and 26,750.52 is: 40,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,613.60 : 57,821.04 = 26,750.52 : x
  2. Step 2: Convert to fraction form
    38,613.60/57,821.04 = 26,750.52/x
  3. Step 3: Cross multiply
    38,613.60x = 57,821.04 × 26,750.52
  4. Step 4: Simplify right side
    38,613.60x = 1,546,742,886.94
  5. Step 5: Solve for x
    x = 1,546,742,886.94/38,613.60
  6. Step 6: Final answer
    x = 40,056.95

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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.