Home / 26,351.62-39,543.83-9,715.38

Finding the Fourth Proportional to 26,351.62, 39,543.83 and 9,715.38

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Solution

The fourth proportional to 26,351.62, 39,543.83 and 9,715.38 is: 14,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,351.62 : 39,543.83 = 9,715.38 : x
  2. Step 2: Convert to fraction form
    26,351.62/39,543.83 = 9,715.38/x
  3. Step 3: Cross multiply
    26,351.62x = 39,543.83 × 9,715.38
  4. Step 4: Simplify right side
    26,351.62x = 384,183,335.11
  5. Step 5: Solve for x
    x = 384,183,335.11/26,351.62
  6. Step 6: Final answer
    x = 14,579.12

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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.