Home / 49,116.08-67,780.32-27,902.36

Finding the Fourth Proportional to 49,116.08, 67,780.32 and 27,902.36

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Solution

The fourth proportional to 49,116.08, 67,780.32 and 27,902.36 is: 38,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,116.08 : 67,780.32 = 27,902.36 : x
  2. Step 2: Convert to fraction form
    49,116.08/67,780.32 = 27,902.36/x
  3. Step 3: Cross multiply
    49,116.08x = 67,780.32 × 27,902.36
  4. Step 4: Simplify right side
    49,116.08x = 1,891,230,889.56
  5. Step 5: Solve for x
    x = 1,891,230,889.56/49,116.08
  6. Step 6: Final answer
    x = 38,505.33

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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.