Home / 25,884.28-38,818.92-10,085.79

Finding the Fourth Proportional to 25,884.28, 38,818.92 and 10,085.79

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Solution

The fourth proportional to 25,884.28, 38,818.92 and 10,085.79 is: 15,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884.28 : 38,818.92 = 10,085.79 : x
  2. Step 2: Convert to fraction form
    25,884.28/38,818.92 = 10,085.79/x
  3. Step 3: Cross multiply
    25,884.28x = 38,818.92 × 10,085.79
  4. Step 4: Simplify right side
    25,884.28x = 391,519,520.99
  5. Step 5: Solve for x
    x = 391,519,520.99/25,884.28
  6. Step 6: Final answer
    x = 15,125.76

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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.