Home / 36,118.56-54,182.94-11,160.72

Finding the Fourth Proportional to 36,118.56, 54,182.94 and 11,160.72

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Solution

The fourth proportional to 36,118.56, 54,182.94 and 11,160.72 is: 16,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,118.56 : 54,182.94 = 11,160.72 : x
  2. Step 2: Convert to fraction form
    36,118.56/54,182.94 = 11,160.72/x
  3. Step 3: Cross multiply
    36,118.56x = 54,182.94 × 11,160.72
  4. Step 4: Simplify right side
    36,118.56x = 604,720,622.12
  5. Step 5: Solve for x
    x = 604,720,622.12/36,118.56
  6. Step 6: Final answer
    x = 16,742.66

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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.