Home / 48,221.04-66,540.09-27,805.38

Finding the Fourth Proportional to 48,221.04, 66,540.09 and 27,805.38

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Solution

The fourth proportional to 48,221.04, 66,540.09 and 27,805.38 is: 38,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,221.04 : 66,540.09 = 27,805.38 : x
  2. Step 2: Convert to fraction form
    48,221.04/66,540.09 = 27,805.38/x
  3. Step 3: Cross multiply
    48,221.04x = 66,540.09 × 27,805.38
  4. Step 4: Simplify right side
    48,221.04x = 1,850,172,487.68
  5. Step 5: Solve for x
    x = 1,850,172,487.68/48,221.04
  6. Step 6: Final answer
    x = 38,368.57

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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.