Home / 40,179.03-60,226.72-13,505.19

Finding the Fourth Proportional to 40,179.03, 60,226.72 and 13,505.19

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Solution

The fourth proportional to 40,179.03, 60,226.72 and 13,505.19 is: 20,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,179.03 : 60,226.72 = 13,505.19 : x
  2. Step 2: Convert to fraction form
    40,179.03/60,226.72 = 13,505.19/x
  3. Step 3: Cross multiply
    40,179.03x = 60,226.72 × 13,505.19
  4. Step 4: Simplify right side
    40,179.03x = 813,373,262.91
  5. Step 5: Solve for x
    x = 813,373,262.91/40,179.03
  6. Step 6: Final answer
    x = 20,243.73

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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.