Home / 28,744.92-43,138.35-14,716.68

Finding the Fourth Proportional to 28,744.92, 43,138.35 and 14,716.68

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Solution

The fourth proportional to 28,744.92, 43,138.35 and 14,716.68 is: 22,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,744.92 : 43,138.35 = 14,716.68 : x
  2. Step 2: Convert to fraction form
    28,744.92/43,138.35 = 14,716.68/x
  3. Step 3: Cross multiply
    28,744.92x = 43,138.35 × 14,716.68
  4. Step 4: Simplify right side
    28,744.92x = 634,853,292.68
  5. Step 5: Solve for x
    x = 634,853,292.68/28,744.92
  6. Step 6: Final answer
    x = 22,085.76

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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.