Home / 41,943.27-57,872.19-30,618.93

Finding the Fourth Proportional to 41,943.27, 57,872.19 and 30,618.93

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Solution

The fourth proportional to 41,943.27, 57,872.19 and 30,618.93 is: 42,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,943.27 : 57,872.19 = 30,618.93 : x
  2. Step 2: Convert to fraction form
    41,943.27/57,872.19 = 30,618.93/x
  3. Step 3: Cross multiply
    41,943.27x = 57,872.19 × 30,618.93
  4. Step 4: Simplify right side
    41,943.27x = 1,771,984,534.56
  5. Step 5: Solve for x
    x = 1,771,984,534.56/41,943.27
  6. Step 6: Final answer
    x = 42,247.17

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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.