Home / 39,631.24-54,690.66-22,863.88

Finding the Fourth Proportional to 39,631.24, 54,690.66 and 22,863.88

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Solution

The fourth proportional to 39,631.24, 54,690.66 and 22,863.88 is: 31,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.24 : 54,690.66 = 22,863.88 : x
  2. Step 2: Convert to fraction form
    39,631.24/54,690.66 = 22,863.88/x
  3. Step 3: Cross multiply
    39,631.24x = 54,690.66 × 22,863.88
  4. Step 4: Simplify right side
    39,631.24x = 1,250,440,687.36
  5. Step 5: Solve for x
    x = 1,250,440,687.36/39,631.24
  6. Step 6: Final answer
    x = 31,551.89

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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.