Home / 25,339.28-38,018.66-17,850.04

Finding the Fourth Proportional to 25,339.28, 38,018.66 and 17,850.04

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Solution

The fourth proportional to 25,339.28, 38,018.66 and 17,850.04 is: 26,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.28 : 38,018.66 = 17,850.04 : x
  2. Step 2: Convert to fraction form
    25,339.28/38,018.66 = 17,850.04/x
  3. Step 3: Cross multiply
    25,339.28x = 38,018.66 × 17,850.04
  4. Step 4: Simplify right side
    25,339.28x = 678,634,601.75
  5. Step 5: Solve for x
    x = 678,634,601.75/25,339.28
  6. Step 6: Final answer
    x = 26,781.92

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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.