Home / 25,512.76-38,262.20-16,138.70

Finding the Fourth Proportional to 25,512.76, 38,262.20 and 16,138.70

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Solution

The fourth proportional to 25,512.76, 38,262.20 and 16,138.70 is: 24,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,512.76 : 38,262.20 = 16,138.70 : x
  2. Step 2: Convert to fraction form
    25,512.76/38,262.20 = 16,138.70/x
  3. Step 3: Cross multiply
    25,512.76x = 38,262.20 × 16,138.70
  4. Step 4: Simplify right side
    25,512.76x = 617,502,167.14
  5. Step 5: Solve for x
    x = 617,502,167.14/25,512.76
  6. Step 6: Final answer
    x = 24,203.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.