Home / 36,731.20-50,634.85-28,655.77

Finding the Fourth Proportional to 36,731.20, 50,634.85 and 28,655.77

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Solution

The fourth proportional to 36,731.20, 50,634.85 and 28,655.77 is: 39,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,731.20 : 50,634.85 = 28,655.77 : x
  2. Step 2: Convert to fraction form
    36,731.20/50,634.85 = 28,655.77/x
  3. Step 3: Cross multiply
    36,731.20x = 50,634.85 × 28,655.77
  4. Step 4: Simplify right side
    36,731.20x = 1,450,980,471.09
  5. Step 5: Solve for x
    x = 1,450,980,471.09/36,731.20
  6. Step 6: Final answer
    x = 39,502.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.