Home / 40,765.65-61,141.92-11,176.62

Finding the Fourth Proportional to 40,765.65, 61,141.92 and 11,176.62

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Solution

The fourth proportional to 40,765.65, 61,141.92 and 11,176.62 is: 16,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.65 : 61,141.92 = 11,176.62 : x
  2. Step 2: Convert to fraction form
    40,765.65/61,141.92 = 11,176.62/x
  3. Step 3: Cross multiply
    40,765.65x = 61,141.92 × 11,176.62
  4. Step 4: Simplify right side
    40,765.65x = 683,360,005.91
  5. Step 5: Solve for x
    x = 683,360,005.91/40,765.65
  6. Step 6: Final answer
    x = 16,763.13

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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.