Home / 36,665.50-54,998.26-13,291.96

Finding the Fourth Proportional to 36,665.50, 54,998.26 and 13,291.96

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Solution

The fourth proportional to 36,665.50, 54,998.26 and 13,291.96 is: 19,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.50 : 54,998.26 = 13,291.96 : x
  2. Step 2: Convert to fraction form
    36,665.50/54,998.26 = 13,291.96/x
  3. Step 3: Cross multiply
    36,665.50x = 54,998.26 × 13,291.96
  4. Step 4: Simplify right side
    36,665.50x = 731,034,671.99
  5. Step 5: Solve for x
    x = 731,034,671.99/36,665.50
  6. Step 6: Final answer
    x = 19,937.94

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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.