Home / 38,402.71-57,467.20-26,558.89

Finding the Fourth Proportional to 38,402.71, 57,467.20 and 26,558.89

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Solution

The fourth proportional to 38,402.71, 57,467.20 and 26,558.89 is: 39,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,402.71 : 57,467.20 = 26,558.89 : x
  2. Step 2: Convert to fraction form
    38,402.71/57,467.20 = 26,558.89/x
  3. Step 3: Cross multiply
    38,402.71x = 57,467.20 × 26,558.89
  4. Step 4: Simplify right side
    38,402.71x = 1,526,265,043.41
  5. Step 5: Solve for x
    x = 1,526,265,043.41/38,402.71
  6. Step 6: Final answer
    x = 39,743.68

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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.