Home / 25,513.98-35,242.75-17,542.38

Finding the Fourth Proportional to 25,513.98, 35,242.75 and 17,542.38

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Solution

The fourth proportional to 25,513.98, 35,242.75 and 17,542.38 is: 24,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.98 : 35,242.75 = 17,542.38 : x
  2. Step 2: Convert to fraction form
    25,513.98/35,242.75 = 17,542.38/x
  3. Step 3: Cross multiply
    25,513.98x = 35,242.75 × 17,542.38
  4. Step 4: Simplify right side
    25,513.98x = 618,241,712.75
  5. Step 5: Solve for x
    x = 618,241,712.75/25,513.98
  6. Step 6: Final answer
    x = 24,231.49

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Half scale
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Similar ratio
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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.