Home / 36,778.96-55,168.55-10,125.30

Finding the Fourth Proportional to 36,778.96, 55,168.55 and 10,125.30

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Solution

The fourth proportional to 36,778.96, 55,168.55 and 10,125.30 is: 15,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.96 : 55,168.55 = 10,125.30 : x
  2. Step 2: Convert to fraction form
    36,778.96/55,168.55 = 10,125.30/x
  3. Step 3: Cross multiply
    36,778.96x = 55,168.55 × 10,125.30
  4. Step 4: Simplify right side
    36,778.96x = 558,598,119.32
  5. Step 5: Solve for x
    x = 558,598,119.32/36,778.96
  6. Step 6: Final answer
    x = 15,187.98

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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.