Home / 38,042.12-57,064.44-13,081.92

Finding the Fourth Proportional to 38,042.12, 57,064.44 and 13,081.92

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Solution

The fourth proportional to 38,042.12, 57,064.44 and 13,081.92 is: 19,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,042.12 : 57,064.44 = 13,081.92 : x
  2. Step 2: Convert to fraction form
    38,042.12/57,064.44 = 13,081.92/x
  3. Step 3: Cross multiply
    38,042.12x = 57,064.44 × 13,081.92
  4. Step 4: Simplify right side
    38,042.12x = 746,512,438.92
  5. Step 5: Solve for x
    x = 746,512,438.92/38,042.12
  6. Step 6: Final answer
    x = 19,623.31

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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.