Home / 36,666.92-55,010.10-13,296.80

Finding the Fourth Proportional to 36,666.92, 55,010.10 and 13,296.80

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Solution

The fourth proportional to 36,666.92, 55,010.10 and 13,296.80 is: 19,948.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,666.92 : 55,010.10 = 13,296.80 : x
  2. Step 2: Convert to fraction form
    36,666.92/55,010.10 = 13,296.80/x
  3. Step 3: Cross multiply
    36,666.92x = 55,010.10 × 13,296.80
  4. Step 4: Simplify right side
    36,666.92x = 731,458,297.68
  5. Step 5: Solve for x
    x = 731,458,297.68/36,666.92
  6. Step 6: Final answer
    x = 19,948.72

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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.