Home / 38,009.38-57,014.75-11,713.44

Finding the Fourth Proportional to 38,009.38, 57,014.75 and 11,713.44

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Solution

The fourth proportional to 38,009.38, 57,014.75 and 11,713.44 is: 17,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,009.38 : 57,014.75 = 11,713.44 : x
  2. Step 2: Convert to fraction form
    38,009.38/57,014.75 = 11,713.44/x
  3. Step 3: Cross multiply
    38,009.38x = 57,014.75 × 11,713.44
  4. Step 4: Simplify right side
    38,009.38x = 667,838,565.85
  5. Step 5: Solve for x
    x = 667,838,565.85/38,009.38
  6. Step 6: Final answer
    x = 17,570.36

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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.