Home / 25,814.89-38,624.52-15,290.56

Finding the Fourth Proportional to 25,814.89, 38,624.52 and 15,290.56

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Solution

The fourth proportional to 25,814.89, 38,624.52 and 15,290.56 is: 22,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,814.89 : 38,624.52 = 15,290.56 : x
  2. Step 2: Convert to fraction form
    25,814.89/38,624.52 = 15,290.56/x
  3. Step 3: Cross multiply
    25,814.89x = 38,624.52 × 15,290.56
  4. Step 4: Simplify right side
    25,814.89x = 590,590,540.53
  5. Step 5: Solve for x
    x = 590,590,540.53/25,814.89
  6. Step 6: Final answer
    x = 22,877.90

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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.