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Finding the Fourth Proportional to 24,388.89, 36,581.51 and 8,806.51

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Solution

The fourth proportional to 24,388.89, 36,581.51 and 8,806.51 is: 13,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,388.89 : 36,581.51 = 8,806.51 : x
  2. Step 2: Convert to fraction form
    24,388.89/36,581.51 = 8,806.51/x
  3. Step 3: Cross multiply
    24,388.89x = 36,581.51 × 8,806.51
  4. Step 4: Simplify right side
    24,388.89x = 322,155,389.60
  5. Step 5: Solve for x
    x = 322,155,389.60/24,388.89
  6. Step 6: Final answer
    x = 13,209.11

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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.