Home / 45,515.60-62,816.19-25,375.76

Finding the Fourth Proportional to 45,515.60, 62,816.19 and 25,375.76

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Solution

The fourth proportional to 45,515.60, 62,816.19 and 25,375.76 is: 35,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,515.60 : 62,816.19 = 25,375.76 : x
  2. Step 2: Convert to fraction form
    45,515.60/62,816.19 = 25,375.76/x
  3. Step 3: Cross multiply
    45,515.60x = 62,816.19 × 25,375.76
  4. Step 4: Simplify right side
    45,515.60x = 1,594,008,561.55
  5. Step 5: Solve for x
    x = 1,594,008,561.55/45,515.60
  6. Step 6: Final answer
    x = 35,021.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.