Home / 29,515.76-40,717.32-17,575.28

Finding the Fourth Proportional to 29,515.76, 40,717.32 and 17,575.28

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Solution

The fourth proportional to 29,515.76, 40,717.32 and 17,575.28 is: 24,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.76 : 40,717.32 = 17,575.28 : x
  2. Step 2: Convert to fraction form
    29,515.76/40,717.32 = 17,575.28/x
  3. Step 3: Cross multiply
    29,515.76x = 40,717.32 × 17,575.28
  4. Step 4: Simplify right side
    29,515.76x = 715,618,299.85
  5. Step 5: Solve for x
    x = 715,618,299.85/29,515.76
  6. Step 6: Final answer
    x = 24,245.29

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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.