Home / 43,252.04-64,872.48-13,672.88

Finding the Fourth Proportional to 43,252.04, 64,872.48 and 13,672.88

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Solution

The fourth proportional to 43,252.04, 64,872.48 and 13,672.88 is: 20,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,252.04 : 64,872.48 = 13,672.88 : x
  2. Step 2: Convert to fraction form
    43,252.04/64,872.48 = 13,672.88/x
  3. Step 3: Cross multiply
    43,252.04x = 64,872.48 × 13,672.88
  4. Step 4: Simplify right side
    43,252.04x = 886,993,634.34
  5. Step 5: Solve for x
    x = 886,993,634.34/43,252.04
  6. Step 6: Final answer
    x = 20,507.56

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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.