Home / 41,728.08-62,562.72-15,429.36

Finding the Fourth Proportional to 41,728.08, 62,562.72 and 15,429.36

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Solution

The fourth proportional to 41,728.08, 62,562.72 and 15,429.36 is: 23,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,728.08 : 62,562.72 = 15,429.36 : x
  2. Step 2: Convert to fraction form
    41,728.08/62,562.72 = 15,429.36/x
  3. Step 3: Cross multiply
    41,728.08x = 62,562.72 × 15,429.36
  4. Step 4: Simplify right side
    41,728.08x = 965,302,729.46
  5. Step 5: Solve for x
    x = 965,302,729.46/41,728.08
  6. Step 6: Final answer
    x = 23,133.17

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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.