Home / 36,011.25-54,016.88-11,387.25

Finding the Fourth Proportional to 36,011.25, 54,016.88 and 11,387.25

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Solution

The fourth proportional to 36,011.25, 54,016.88 and 11,387.25 is: 17,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,011.25 : 54,016.88 = 11,387.25 : x
  2. Step 2: Convert to fraction form
    36,011.25/54,016.88 = 11,387.25/x
  3. Step 3: Cross multiply
    36,011.25x = 54,016.88 × 11,387.25
  4. Step 4: Simplify right side
    36,011.25x = 615,103,659.84
  5. Step 5: Solve for x
    x = 615,103,659.84/36,011.25
  6. Step 6: Final answer
    x = 17,080.88

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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.