Home / 29,162.16-43,743.92-10,443.51

Finding the Fourth Proportional to 29,162.16, 43,743.92 and 10,443.51

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Solution

The fourth proportional to 29,162.16, 43,743.92 and 10,443.51 is: 15,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162.16 : 43,743.92 = 10,443.51 : x
  2. Step 2: Convert to fraction form
    29,162.16/43,743.92 = 10,443.51/x
  3. Step 3: Cross multiply
    29,162.16x = 43,743.92 × 10,443.51
  4. Step 4: Simplify right side
    29,162.16x = 456,840,013.74
  5. Step 5: Solve for x
    x = 456,840,013.74/29,162.16
  6. Step 6: Final answer
    x = 15,665.51

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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.