Home / 38,213.82-57,321.15-11,560.08

Finding the Fourth Proportional to 38,213.82, 57,321.15 and 11,560.08

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Solution

The fourth proportional to 38,213.82, 57,321.15 and 11,560.08 is: 17,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.82 : 57,321.15 = 11,560.08 : x
  2. Step 2: Convert to fraction form
    38,213.82/57,321.15 = 11,560.08/x
  3. Step 3: Cross multiply
    38,213.82x = 57,321.15 × 11,560.08
  4. Step 4: Simplify right side
    38,213.82x = 662,637,079.69
  5. Step 5: Solve for x
    x = 662,637,079.69/38,213.82
  6. Step 6: Final answer
    x = 17,340.25

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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.