Home / 36,439.62-54,659.44-10,145.06

Finding the Fourth Proportional to 36,439.62, 54,659.44 and 10,145.06

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Solution

The fourth proportional to 36,439.62, 54,659.44 and 10,145.06 is: 15,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.62 : 54,659.44 = 10,145.06 : x
  2. Step 2: Convert to fraction form
    36,439.62/54,659.44 = 10,145.06/x
  3. Step 3: Cross multiply
    36,439.62x = 54,659.44 × 10,145.06
  4. Step 4: Simplify right side
    36,439.62x = 554,523,298.37
  5. Step 5: Solve for x
    x = 554,523,298.37/36,439.62
  6. Step 6: Final answer
    x = 15,217.59

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Similar ratio
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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.