Home / 25,387.60-38,051.96-15,008.08

Finding the Fourth Proportional to 25,387.60, 38,051.96 and 15,008.08

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Solution

The fourth proportional to 25,387.60, 38,051.96 and 15,008.08 is: 22,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.60 : 38,051.96 = 15,008.08 : x
  2. Step 2: Convert to fraction form
    25,387.60/38,051.96 = 15,008.08/x
  3. Step 3: Cross multiply
    25,387.60x = 38,051.96 × 15,008.08
  4. Step 4: Simplify right side
    25,387.60x = 571,086,859.84
  5. Step 5: Solve for x
    x = 571,086,859.84/25,387.60
  6. Step 6: Final answer
    x = 22,494.72

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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.