Home / 25,272.61-37,878.17-17,879.20

Finding the Fourth Proportional to 25,272.61, 37,878.17 and 17,879.20

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Solution

The fourth proportional to 25,272.61, 37,878.17 and 17,879.20 is: 26,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.61 : 37,878.17 = 17,879.20 : x
  2. Step 2: Convert to fraction form
    25,272.61/37,878.17 = 17,879.20/x
  3. Step 3: Cross multiply
    25,272.61x = 37,878.17 × 17,879.20
  4. Step 4: Simplify right side
    25,272.61x = 677,231,192.97
  5. Step 5: Solve for x
    x = 677,231,192.97/25,272.61
  6. Step 6: Final answer
    x = 26,797.04

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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.