Home / 29,234.20-43,916.10-28,053.40

Finding the Fourth Proportional to 29,234.20, 43,916.10 and 28,053.40

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Solution

The fourth proportional to 29,234.20, 43,916.10 and 28,053.40 is: 42,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,234.20 : 43,916.10 = 28,053.40 : x
  2. Step 2: Convert to fraction form
    29,234.20/43,916.10 = 28,053.40/x
  3. Step 3: Cross multiply
    29,234.20x = 43,916.10 × 28,053.40
  4. Step 4: Simplify right side
    29,234.20x = 1,231,995,919.74
  5. Step 5: Solve for x
    x = 1,231,995,919.74/29,234.20
  6. Step 6: Final answer
    x = 42,142.28

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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.