Home / 45,330.42-62,529.92-28,305.11

Finding the Fourth Proportional to 45,330.42, 62,529.92 and 28,305.11

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Solution

The fourth proportional to 45,330.42, 62,529.92 and 28,305.11 is: 39,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.42 : 62,529.92 = 28,305.11 : x
  2. Step 2: Convert to fraction form
    45,330.42/62,529.92 = 28,305.11/x
  3. Step 3: Cross multiply
    45,330.42x = 62,529.92 × 28,305.11
  4. Step 4: Simplify right side
    45,330.42x = 1,769,916,544.05
  5. Step 5: Solve for x
    x = 1,769,916,544.05/45,330.42
  6. Step 6: Final answer
    x = 39,044.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.