Home / 28,882.28-43,314.60-12,242

Finding the Fourth Proportional to 28,882.28, 43,314.60 and 12,242

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Solution

The fourth proportional to 28,882.28, 43,314.60 and 12,242 is: 18,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.28 : 43,314.60 = 12,242 : x
  2. Step 2: Convert to fraction form
    28,882.28/43,314.60 = 12,242/x
  3. Step 3: Cross multiply
    28,882.28x = 43,314.60 × 12,242
  4. Step 4: Simplify right side
    28,882.28x = 530,257,333.20
  5. Step 5: Solve for x
    x = 530,257,333.20/28,882.28
  6. Step 6: Final answer
    x = 18,359.26

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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.