Home / 40,143.15-60,209.96-10,563.30

Finding the Fourth Proportional to 40,143.15, 60,209.96 and 10,563.30

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Solution

The fourth proportional to 40,143.15, 60,209.96 and 10,563.30 is: 15,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143.15 : 60,209.96 = 10,563.30 : x
  2. Step 2: Convert to fraction form
    40,143.15/60,209.96 = 10,563.30/x
  3. Step 3: Cross multiply
    40,143.15x = 60,209.96 × 10,563.30
  4. Step 4: Simplify right side
    40,143.15x = 636,015,817.65
  5. Step 5: Solve for x
    x = 636,015,817.65/40,143.15
  6. Step 6: Final answer
    x = 15,843.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.