Home / 32,871.29-45,351.29-18,714.11

Finding the Fourth Proportional to 32,871.29, 45,351.29 and 18,714.11

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Solution

The fourth proportional to 32,871.29, 45,351.29 and 18,714.11 is: 25,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,871.29 : 45,351.29 = 18,714.11 : x
  2. Step 2: Convert to fraction form
    32,871.29/45,351.29 = 18,714.11/x
  3. Step 3: Cross multiply
    32,871.29x = 45,351.29 × 18,714.11
  4. Step 4: Simplify right side
    32,871.29x = 848,708,849.73
  5. Step 5: Solve for x
    x = 848,708,849.73/32,871.29
  6. Step 6: Final answer
    x = 25,819.16

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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.