Home / 36,701.55-55,052.33-30,221.55

Finding the Fourth Proportional to 36,701.55, 55,052.33 and 30,221.55

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Solution

The fourth proportional to 36,701.55, 55,052.33 and 30,221.55 is: 45,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.55 : 55,052.33 = 30,221.55 : x
  2. Step 2: Convert to fraction form
    36,701.55/55,052.33 = 30,221.55/x
  3. Step 3: Cross multiply
    36,701.55x = 55,052.33 × 30,221.55
  4. Step 4: Simplify right side
    36,701.55x = 1,663,766,592.60
  5. Step 5: Solve for x
    x = 1,663,766,592.60/36,701.55
  6. Step 6: Final answer
    x = 45,332.33

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Double scale
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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.