Home / 41,981.74-57,935.19-23,119

Finding the Fourth Proportional to 41,981.74, 57,935.19 and 23,119

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Solution

The fourth proportional to 41,981.74, 57,935.19 and 23,119 is: 31,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,981.74 : 57,935.19 = 23,119 : x
  2. Step 2: Convert to fraction form
    41,981.74/57,935.19 = 23,119/x
  3. Step 3: Cross multiply
    41,981.74x = 57,935.19 × 23,119
  4. Step 4: Simplify right side
    41,981.74x = 1,339,403,657.61
  5. Step 5: Solve for x
    x = 1,339,403,657.61/41,981.74
  6. Step 6: Final answer
    x = 31,904.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.