Home / 38,736.12-58,080.94-13,427.26

Finding the Fourth Proportional to 38,736.12, 58,080.94 and 13,427.26

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Solution

The fourth proportional to 38,736.12, 58,080.94 and 13,427.26 is: 20,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,736.12 : 58,080.94 = 13,427.26 : x
  2. Step 2: Convert to fraction form
    38,736.12/58,080.94 = 13,427.26/x
  3. Step 3: Cross multiply
    38,736.12x = 58,080.94 × 13,427.26
  4. Step 4: Simplify right side
    38,736.12x = 779,867,882.42
  5. Step 5: Solve for x
    x = 779,867,882.42/38,736.12
  6. Step 6: Final answer
    x = 20,132.83

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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.