Home / 29,385.38-44,072.42-8,320.34

Finding the Fourth Proportional to 29,385.38, 44,072.42 and 8,320.34

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Solution

The fourth proportional to 29,385.38, 44,072.42 and 8,320.34 is: 12,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385.38 : 44,072.42 = 8,320.34 : x
  2. Step 2: Convert to fraction form
    29,385.38/44,072.42 = 8,320.34/x
  3. Step 3: Cross multiply
    29,385.38x = 44,072.42 × 8,320.34
  4. Step 4: Simplify right side
    29,385.38x = 366,697,519.02
  5. Step 5: Solve for x
    x = 366,697,519.02/29,385.38
  6. Step 6: Final answer
    x = 12,478.91

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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.