Home / 25,591.20-38,321.28-15,700.56

Finding the Fourth Proportional to 25,591.20, 38,321.28 and 15,700.56

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Solution

The fourth proportional to 25,591.20, 38,321.28 and 15,700.56 is: 23,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591.20 : 38,321.28 = 15,700.56 : x
  2. Step 2: Convert to fraction form
    25,591.20/38,321.28 = 15,700.56/x
  3. Step 3: Cross multiply
    25,591.20x = 38,321.28 × 15,700.56
  4. Step 4: Simplify right side
    25,591.20x = 601,665,555.92
  5. Step 5: Solve for x
    x = 601,665,555.92/25,591.20
  6. Step 6: Final answer
    x = 23,510.64

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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.