Home / 25,138.05-37,707.20-8,498.18

Finding the Fourth Proportional to 25,138.05, 37,707.20 and 8,498.18

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Solution

The fourth proportional to 25,138.05, 37,707.20 and 8,498.18 is: 12,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.05 : 37,707.20 = 8,498.18 : x
  2. Step 2: Convert to fraction form
    25,138.05/37,707.20 = 8,498.18/x
  3. Step 3: Cross multiply
    25,138.05x = 37,707.20 × 8,498.18
  4. Step 4: Simplify right side
    25,138.05x = 320,442,341.87
  5. Step 5: Solve for x
    x = 320,442,341.87/25,138.05
  6. Step 6: Final answer
    x = 12,747.30

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1.5x scale

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.