Home / 10,423.80-15,627.24-4,181.04

Finding the Fourth Proportional to 10,423.80, 15,627.24 and 4,181.04

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Solution

The fourth proportional to 10,423.80, 15,627.24 and 4,181.04 is: 6,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.80 : 15,627.24 = 4,181.04 : x
  2. Step 2: Convert to fraction form
    10,423.80/15,627.24 = 4,181.04/x
  3. Step 3: Cross multiply
    10,423.80x = 15,627.24 × 4,181.04
  4. Step 4: Simplify right side
    10,423.80x = 65,338,115.53
  5. Step 5: Solve for x
    x = 65,338,115.53/10,423.80
  6. Step 6: Final answer
    x = 6,268.17

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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.