Home / 53,669.38-80,540.98-18,609.04

Finding the Fourth Proportional to 53,669.38, 80,540.98 and 18,609.04

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Solution

The fourth proportional to 53,669.38, 80,540.98 and 18,609.04 is: 27,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,669.38 : 80,540.98 = 18,609.04 : x
  2. Step 2: Convert to fraction form
    53,669.38/80,540.98 = 18,609.04/x
  3. Step 3: Cross multiply
    53,669.38x = 80,540.98 × 18,609.04
  4. Step 4: Simplify right side
    53,669.38x = 1,498,790,318.46
  5. Step 5: Solve for x
    x = 1,498,790,318.46/53,669.38
  6. Step 6: Final answer
    x = 27,926.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.