Home / 25,442.14-35,087.18-15,882.90

Finding the Fourth Proportional to 25,442.14, 35,087.18 and 15,882.90

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Solution

The fourth proportional to 25,442.14, 35,087.18 and 15,882.90 is: 21,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.14 : 35,087.18 = 15,882.90 : x
  2. Step 2: Convert to fraction form
    25,442.14/35,087.18 = 15,882.90/x
  3. Step 3: Cross multiply
    25,442.14x = 35,087.18 × 15,882.90
  4. Step 4: Simplify right side
    25,442.14x = 557,286,223.38
  5. Step 5: Solve for x
    x = 557,286,223.38/25,442.14
  6. Step 6: Final answer
    x = 21,904.06

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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.