Home / 43,724.52-65,586.84-18,748.44

Finding the Fourth Proportional to 43,724.52, 65,586.84 and 18,748.44

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Solution

The fourth proportional to 43,724.52, 65,586.84 and 18,748.44 is: 28,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.52 : 65,586.84 = 18,748.44 : x
  2. Step 2: Convert to fraction form
    43,724.52/65,586.84 = 18,748.44/x
  3. Step 3: Cross multiply
    43,724.52x = 65,586.84 × 18,748.44
  4. Step 4: Simplify right side
    43,724.52x = 1,229,650,934.53
  5. Step 5: Solve for x
    x = 1,229,650,934.53/43,724.52
  6. Step 6: Final answer
    x = 28,122.69

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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.