Home / 49,789.68-68,615.28-35,617.92

Finding the Fourth Proportional to 49,789.68, 68,615.28 and 35,617.92

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Solution

The fourth proportional to 49,789.68, 68,615.28 and 35,617.92 is: 49,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,789.68 : 68,615.28 = 35,617.92 : x
  2. Step 2: Convert to fraction form
    49,789.68/68,615.28 = 35,617.92/x
  3. Step 3: Cross multiply
    49,789.68x = 68,615.28 × 35,617.92
  4. Step 4: Simplify right side
    49,789.68x = 2,443,933,553.82
  5. Step 5: Solve for x
    x = 2,443,933,553.82/49,789.68
  6. Step 6: Final answer
    x = 49,085.14

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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.