Home / 36,110.75-54,171.11-11,152.76

Finding the Fourth Proportional to 36,110.75, 54,171.11 and 11,152.76

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Solution

The fourth proportional to 36,110.75, 54,171.11 and 11,152.76 is: 16,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.75 : 54,171.11 = 11,152.76 : x
  2. Step 2: Convert to fraction form
    36,110.75/54,171.11 = 11,152.76/x
  3. Step 3: Cross multiply
    36,110.75x = 54,171.11 × 11,152.76
  4. Step 4: Simplify right side
    36,110.75x = 604,157,145.79
  5. Step 5: Solve for x
    x = 604,157,145.79/36,110.75
  6. Step 6: Final answer
    x = 16,730.68

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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.