Home / 36,808.11-55,211.04-10,512.90

Finding the Fourth Proportional to 36,808.11, 55,211.04 and 10,512.90

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Solution

The fourth proportional to 36,808.11, 55,211.04 and 10,512.90 is: 15,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808.11 : 55,211.04 = 10,512.90 : x
  2. Step 2: Convert to fraction form
    36,808.11/55,211.04 = 10,512.90/x
  3. Step 3: Cross multiply
    36,808.11x = 55,211.04 × 10,512.90
  4. Step 4: Simplify right side
    36,808.11x = 580,428,142.42
  5. Step 5: Solve for x
    x = 580,428,142.42/36,808.11
  6. Step 6: Final answer
    x = 15,769.03

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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.