Home / 25,138.23-37,701.11-8,497.90

Finding the Fourth Proportional to 25,138.23, 37,701.11 and 8,497.90

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Solution

The fourth proportional to 25,138.23, 37,701.11 and 8,497.90 is: 12,744.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.23 : 37,701.11 = 8,497.90 : x
  2. Step 2: Convert to fraction form
    25,138.23/37,701.11 = 8,497.90/x
  3. Step 3: Cross multiply
    25,138.23x = 37,701.11 × 8,497.90
  4. Step 4: Simplify right side
    25,138.23x = 320,380,262.67
  5. Step 5: Solve for x
    x = 320,380,262.67/25,138.23
  6. Step 6: Final answer
    x = 12,744.74

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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.