Home / 31,042.14-46,581.92-11,322.42

Finding the Fourth Proportional to 31,042.14, 46,581.92 and 11,322.42

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Solution

The fourth proportional to 31,042.14, 46,581.92 and 11,322.42 is: 16,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,042.14 : 46,581.92 = 11,322.42 : x
  2. Step 2: Convert to fraction form
    31,042.14/46,581.92 = 11,322.42/x
  3. Step 3: Cross multiply
    31,042.14x = 46,581.92 × 11,322.42
  4. Step 4: Simplify right side
    31,042.14x = 527,420,062.65
  5. Step 5: Solve for x
    x = 527,420,062.65/31,042.14
  6. Step 6: Final answer
    x = 16,990.45

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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.