Home / 41,716.32-62,579.70-13,639.20

Finding the Fourth Proportional to 41,716.32, 62,579.70 and 13,639.20

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Solution

The fourth proportional to 41,716.32, 62,579.70 and 13,639.20 is: 20,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,716.32 : 62,579.70 = 13,639.20 : x
  2. Step 2: Convert to fraction form
    41,716.32/62,579.70 = 13,639.20/x
  3. Step 3: Cross multiply
    41,716.32x = 62,579.70 × 13,639.20
  4. Step 4: Simplify right side
    41,716.32x = 853,537,044.24
  5. Step 5: Solve for x
    x = 853,537,044.24/41,716.32
  6. Step 6: Final answer
    x = 20,460.51

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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.