Home / 41,628.40-62,450.70-12,047.20

Finding the Fourth Proportional to 41,628.40, 62,450.70 and 12,047.20

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Solution

The fourth proportional to 41,628.40, 62,450.70 and 12,047.20 is: 18,073.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,628.40 : 62,450.70 = 12,047.20 : x
  2. Step 2: Convert to fraction form
    41,628.40/62,450.70 = 12,047.20/x
  3. Step 3: Cross multiply
    41,628.40x = 62,450.70 × 12,047.20
  4. Step 4: Simplify right side
    41,628.40x = 752,356,073.04
  5. Step 5: Solve for x
    x = 752,356,073.04/41,628.40
  6. Step 6: Final answer
    x = 18,073.14

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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.