Home / 41,321.95-61,981.47-17,948.39

Finding the Fourth Proportional to 41,321.95, 61,981.47 and 17,948.39

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Solution

The fourth proportional to 41,321.95, 61,981.47 and 17,948.39 is: 26,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,321.95 : 61,981.47 = 17,948.39 : x
  2. Step 2: Convert to fraction form
    41,321.95/61,981.47 = 17,948.39/x
  3. Step 3: Cross multiply
    41,321.95x = 61,981.47 × 17,948.39
  4. Step 4: Simplify right side
    41,321.95x = 1,112,467,286.43
  5. Step 5: Solve for x
    x = 1,112,467,286.43/41,321.95
  6. Step 6: Final answer
    x = 26,921.95

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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.