Home / 25,338.28-38,007.42-15,345.04

Finding the Fourth Proportional to 25,338.28, 38,007.42 and 15,345.04

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Solution

The fourth proportional to 25,338.28, 38,007.42 and 15,345.04 is: 23,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.28 : 38,007.42 = 15,345.04 : x
  2. Step 2: Convert to fraction form
    25,338.28/38,007.42 = 15,345.04/x
  3. Step 3: Cross multiply
    25,338.28x = 38,007.42 × 15,345.04
  4. Step 4: Simplify right side
    25,338.28x = 583,225,380.20
  5. Step 5: Solve for x
    x = 583,225,380.20/25,338.28
  6. Step 6: Final answer
    x = 23,017.56

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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.