Home / 43,872.59-65,808.88-14,292.73

Finding the Fourth Proportional to 43,872.59, 65,808.88 and 14,292.73

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Solution

The fourth proportional to 43,872.59, 65,808.88 and 14,292.73 is: 21,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,872.59 : 65,808.88 = 14,292.73 : x
  2. Step 2: Convert to fraction form
    43,872.59/65,808.88 = 14,292.73/x
  3. Step 3: Cross multiply
    43,872.59x = 65,808.88 × 14,292.73
  4. Step 4: Simplify right side
    43,872.59x = 940,588,455.08
  5. Step 5: Solve for x
    x = 940,588,455.08/43,872.59
  6. Step 6: Final answer
    x = 21,439.09

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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.