Home / 48,446.32-66,849.92-28,031.88

Finding the Fourth Proportional to 48,446.32, 66,849.92 and 28,031.88

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Solution

The fourth proportional to 48,446.32, 66,849.92 and 28,031.88 is: 38,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,446.32 : 66,849.92 = 28,031.88 : x
  2. Step 2: Convert to fraction form
    48,446.32/66,849.92 = 28,031.88/x
  3. Step 3: Cross multiply
    48,446.32x = 66,849.92 × 28,031.88
  4. Step 4: Simplify right side
    48,446.32x = 1,873,928,935.45
  5. Step 5: Solve for x
    x = 1,873,928,935.45/48,446.32
  6. Step 6: Final answer
    x = 38,680.52

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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.