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Finding the Fourth Proportional to 32,866.72, 49,287.48 and 25,860.52

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Solution

The fourth proportional to 32,866.72, 49,287.48 and 25,860.52 is: 38,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.72 : 49,287.48 = 25,860.52 : x
  2. Step 2: Convert to fraction form
    32,866.72/49,287.48 = 25,860.52/x
  3. Step 3: Cross multiply
    32,866.72x = 49,287.48 × 25,860.52
  4. Step 4: Simplify right side
    32,866.72x = 1,274,599,862.29
  5. Step 5: Solve for x
    x = 1,274,599,862.29/32,866.72
  6. Step 6: Final answer
    x = 38,780.87

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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.