Home / 36,610.70-54,916.05-21,836.30

Finding the Fourth Proportional to 36,610.70, 54,916.05 and 21,836.30

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Solution

The fourth proportional to 36,610.70, 54,916.05 and 21,836.30 is: 32,754.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.70 : 54,916.05 = 21,836.30 : x
  2. Step 2: Convert to fraction form
    36,610.70/54,916.05 = 21,836.30/x
  3. Step 3: Cross multiply
    36,610.70x = 54,916.05 × 21,836.30
  4. Step 4: Simplify right side
    36,610.70x = 1,199,163,342.62
  5. Step 5: Solve for x
    x = 1,199,163,342.62/36,610.70
  6. Step 6: Final answer
    x = 32,754.45

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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.