Home / 43,898.24-65,926.68-40,381.76

Finding the Fourth Proportional to 43,898.24, 65,926.68 and 40,381.76

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Solution

The fourth proportional to 43,898.24, 65,926.68 and 40,381.76 is: 60,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898.24 : 65,926.68 = 40,381.76 : x
  2. Step 2: Convert to fraction form
    43,898.24/65,926.68 = 40,381.76/x
  3. Step 3: Cross multiply
    43,898.24x = 65,926.68 × 40,381.76
  4. Step 4: Simplify right side
    43,898.24x = 2,662,235,369.36
  5. Step 5: Solve for x
    x = 2,662,235,369.36/43,898.24
  6. Step 6: Final answer
    x = 60,645.61

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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.