Home / 36,769.76-55,154.63-21,982.91

Finding the Fourth Proportional to 36,769.76, 55,154.63 and 21,982.91

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Solution

The fourth proportional to 36,769.76, 55,154.63 and 21,982.91 is: 32,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,769.76 : 55,154.63 = 21,982.91 : x
  2. Step 2: Convert to fraction form
    36,769.76/55,154.63 = 21,982.91/x
  3. Step 3: Cross multiply
    36,769.76x = 55,154.63 × 21,982.91
  4. Step 4: Simplify right side
    36,769.76x = 1,212,458,881.69
  5. Step 5: Solve for x
    x = 1,212,458,881.69/36,769.76
  6. Step 6: Final answer
    x = 32,974.35

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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.