Home / 36,777.12-55,149.30-10,475.64

Finding the Fourth Proportional to 36,777.12, 55,149.30 and 10,475.64

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Solution

The fourth proportional to 36,777.12, 55,149.30 and 10,475.64 is: 15,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,777.12 : 55,149.30 = 10,475.64 : x
  2. Step 2: Convert to fraction form
    36,777.12/55,149.30 = 10,475.64/x
  3. Step 3: Cross multiply
    36,777.12x = 55,149.30 × 10,475.64
  4. Step 4: Simplify right side
    36,777.12x = 577,724,213.05
  5. Step 5: Solve for x
    x = 577,724,213.05/36,777.12
  6. Step 6: Final answer
    x = 15,708.79

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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.