Home / 40,727.13-61,091.52-11,144.76

Finding the Fourth Proportional to 40,727.13, 61,091.52 and 11,144.76

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Solution

The fourth proportional to 40,727.13, 61,091.52 and 11,144.76 is: 16,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.13 : 61,091.52 = 11,144.76 : x
  2. Step 2: Convert to fraction form
    40,727.13/61,091.52 = 11,144.76/x
  3. Step 3: Cross multiply
    40,727.13x = 61,091.52 × 11,144.76
  4. Step 4: Simplify right side
    40,727.13x = 680,850,328.44
  5. Step 5: Solve for x
    x = 680,850,328.44/40,727.13
  6. Step 6: Final answer
    x = 16,717.37

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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.