Home / 25,748.76-38,563.20-25,039.38

Finding the Fourth Proportional to 25,748.76, 38,563.20 and 25,039.38

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Solution

The fourth proportional to 25,748.76, 38,563.20 and 25,039.38 is: 37,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.76 : 38,563.20 = 25,039.38 : x
  2. Step 2: Convert to fraction form
    25,748.76/38,563.20 = 25,039.38/x
  3. Step 3: Cross multiply
    25,748.76x = 38,563.20 × 25,039.38
  4. Step 4: Simplify right side
    25,748.76x = 965,598,618.82
  5. Step 5: Solve for x
    x = 965,598,618.82/25,748.76
  6. Step 6: Final answer
    x = 37,500.78

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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.