Home / 25,872.38-35,695.29-15,797.18

Finding the Fourth Proportional to 25,872.38, 35,695.29 and 15,797.18

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Solution

The fourth proportional to 25,872.38, 35,695.29 and 15,797.18 is: 21,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.38 : 35,695.29 = 15,797.18 : x
  2. Step 2: Convert to fraction form
    25,872.38/35,695.29 = 15,797.18/x
  3. Step 3: Cross multiply
    25,872.38x = 35,695.29 × 15,797.18
  4. Step 4: Simplify right side
    25,872.38x = 563,884,921.28
  5. Step 5: Solve for x
    x = 563,884,921.28/25,872.38
  6. Step 6: Final answer
    x = 21,794.86

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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.