Home / 40,792.24-61,189.04-11,209.89

Finding the Fourth Proportional to 40,792.24, 61,189.04 and 11,209.89

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Solution

The fourth proportional to 40,792.24, 61,189.04 and 11,209.89 is: 16,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,792.24 : 61,189.04 = 11,209.89 : x
  2. Step 2: Convert to fraction form
    40,792.24/61,189.04 = 11,209.89/x
  3. Step 3: Cross multiply
    40,792.24x = 61,189.04 × 11,209.89
  4. Step 4: Simplify right side
    40,792.24x = 685,922,407.61
  5. Step 5: Solve for x
    x = 685,922,407.61/40,792.24
  6. Step 6: Final answer
    x = 16,815.02

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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.