Home / 29,456.40-40,645.32-17,519.52

Finding the Fourth Proportional to 29,456.40, 40,645.32 and 17,519.52

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Solution

The fourth proportional to 29,456.40, 40,645.32 and 17,519.52 is: 24,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,456.40 : 40,645.32 = 17,519.52 : x
  2. Step 2: Convert to fraction form
    29,456.40/40,645.32 = 17,519.52/x
  3. Step 3: Cross multiply
    29,456.40x = 40,645.32 × 17,519.52
  4. Step 4: Simplify right side
    29,456.40x = 712,086,496.65
  5. Step 5: Solve for x
    x = 712,086,496.65/29,456.40
  6. Step 6: Final answer
    x = 24,174.25

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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.