Home / 40,943.14-61,378.19-15,977.38

Finding the Fourth Proportional to 40,943.14, 61,378.19 and 15,977.38

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Solution

The fourth proportional to 40,943.14, 61,378.19 and 15,977.38 is: 23,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,943.14 : 61,378.19 = 15,977.38 : x
  2. Step 2: Convert to fraction form
    40,943.14/61,378.19 = 15,977.38/x
  3. Step 3: Cross multiply
    40,943.14x = 61,378.19 × 15,977.38
  4. Step 4: Simplify right side
    40,943.14x = 980,662,665.34
  5. Step 5: Solve for x
    x = 980,662,665.34/40,943.14
  6. Step 6: Final answer
    x = 23,951.82

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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.