Home / 41,719.45-62,583.02-13,639.65

Finding the Fourth Proportional to 41,719.45, 62,583.02 and 13,639.65

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Solution

The fourth proportional to 41,719.45, 62,583.02 and 13,639.65 is: 20,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,719.45 : 62,583.02 = 13,639.65 : x
  2. Step 2: Convert to fraction form
    41,719.45/62,583.02 = 13,639.65/x
  3. Step 3: Cross multiply
    41,719.45x = 62,583.02 × 13,639.65
  4. Step 4: Simplify right side
    41,719.45x = 853,610,420.54
  5. Step 5: Solve for x
    x = 853,610,420.54/41,719.45
  6. Step 6: Final answer
    x = 20,460.73

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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.