Home / 29,265.12-40,388.76-16,691.76

Finding the Fourth Proportional to 29,265.12, 40,388.76 and 16,691.76

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Solution

The fourth proportional to 29,265.12, 40,388.76 and 16,691.76 is: 23,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.12 : 40,388.76 = 16,691.76 : x
  2. Step 2: Convert to fraction form
    29,265.12/40,388.76 = 16,691.76/x
  3. Step 3: Cross multiply
    29,265.12x = 40,388.76 × 16,691.76
  4. Step 4: Simplify right side
    29,265.12x = 674,159,488.62
  5. Step 5: Solve for x
    x = 674,159,488.62/29,265.12
  6. Step 6: Final answer
    x = 23,036.28

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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.