Home / 36,881.80-55,344.30-13,510.60

Finding the Fourth Proportional to 36,881.80, 55,344.30 and 13,510.60

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Solution

The fourth proportional to 36,881.80, 55,344.30 and 13,510.60 is: 20,273.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.80 : 55,344.30 = 13,510.60 : x
  2. Step 2: Convert to fraction form
    36,881.80/55,344.30 = 13,510.60/x
  3. Step 3: Cross multiply
    36,881.80x = 55,344.30 × 13,510.60
  4. Step 4: Simplify right side
    36,881.80x = 747,734,699.58
  5. Step 5: Solve for x
    x = 747,734,699.58/36,881.80
  6. Step 6: Final answer
    x = 20,273.81

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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.