Home / 41,868.16-62,806.56-12,285.88

Finding the Fourth Proportional to 41,868.16, 62,806.56 and 12,285.88

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Solution

The fourth proportional to 41,868.16, 62,806.56 and 12,285.88 is: 18,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,868.16 : 62,806.56 = 12,285.88 : x
  2. Step 2: Convert to fraction form
    41,868.16/62,806.56 = 12,285.88/x
  3. Step 3: Cross multiply
    41,868.16x = 62,806.56 × 12,285.88
  4. Step 4: Simplify right side
    41,868.16x = 771,633,859.37
  5. Step 5: Solve for x
    x = 771,633,859.37/41,868.16
  6. Step 6: Final answer
    x = 18,430.09

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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.