Home / 36,949-55,445.57-13,577.80

Finding the Fourth Proportional to 36,949, 55,445.57 and 13,577.80

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Solution

The fourth proportional to 36,949, 55,445.57 and 13,577.80 is: 20,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,949 : 55,445.57 = 13,577.80 : x
  2. Step 2: Convert to fraction form
    36,949/55,445.57 = 13,577.80/x
  3. Step 3: Cross multiply
    36,949x = 55,445.57 × 13,577.80
  4. Step 4: Simplify right side
    36,949x = 752,828,860.35
  5. Step 5: Solve for x
    x = 752,828,860.35/36,949
  6. Step 6: Final answer
    x = 20,374.81

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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.