Home / 29,663.04-40,917.12-19,591.68

Finding the Fourth Proportional to 29,663.04, 40,917.12 and 19,591.68

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Solution

The fourth proportional to 29,663.04, 40,917.12 and 19,591.68 is: 27,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,663.04 : 40,917.12 = 19,591.68 : x
  2. Step 2: Convert to fraction form
    29,663.04/40,917.12 = 19,591.68/x
  3. Step 3: Cross multiply
    29,663.04x = 40,917.12 × 19,591.68
  4. Step 4: Simplify right side
    29,663.04x = 801,635,121.56
  5. Step 5: Solve for x
    x = 801,635,121.56/29,663.04
  6. Step 6: Final answer
    x = 27,024.71

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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.