Home / 38,738.80-58,108.20-25,616.80

Finding the Fourth Proportional to 38,738.80, 58,108.20 and 25,616.80

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Solution

The fourth proportional to 38,738.80, 58,108.20 and 25,616.80 is: 38,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.80 : 58,108.20 = 25,616.80 : x
  2. Step 2: Convert to fraction form
    38,738.80/58,108.20 = 25,616.80/x
  3. Step 3: Cross multiply
    38,738.80x = 58,108.20 × 25,616.80
  4. Step 4: Simplify right side
    38,738.80x = 1,488,546,137.76
  5. Step 5: Solve for x
    x = 1,488,546,137.76/38,738.80
  6. Step 6: Final answer
    x = 38,425.20

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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.