Home / 25,853.82-35,691.88-17,400.38

Finding the Fourth Proportional to 25,853.82, 35,691.88 and 17,400.38

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Solution

The fourth proportional to 25,853.82, 35,691.88 and 17,400.38 is: 24,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,853.82 : 35,691.88 = 17,400.38 : x
  2. Step 2: Convert to fraction form
    25,853.82/35,691.88 = 17,400.38/x
  3. Step 3: Cross multiply
    25,853.82x = 35,691.88 × 17,400.38
  4. Step 4: Simplify right side
    25,853.82x = 621,052,312.07
  5. Step 5: Solve for x
    x = 621,052,312.07/25,853.82
  6. Step 6: Final answer
    x = 24,021.68

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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.