Home / 36,135.60-54,213.08-18,595.84

Finding the Fourth Proportional to 36,135.60, 54,213.08 and 18,595.84

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Solution

The fourth proportional to 36,135.60, 54,213.08 and 18,595.84 is: 27,898.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.60 : 54,213.08 = 18,595.84 : x
  2. Step 2: Convert to fraction form
    36,135.60/54,213.08 = 18,595.84/x
  3. Step 3: Cross multiply
    36,135.60x = 54,213.08 × 18,595.84
  4. Step 4: Simplify right side
    36,135.60x = 1,008,137,761.59
  5. Step 5: Solve for x
    x = 1,008,137,761.59/36,135.60
  6. Step 6: Final answer
    x = 27,898.74

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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.