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Finding the Fourth Proportional to 15,196.59, 22,805.06 and 5,335.89

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Solution

The fourth proportional to 15,196.59, 22,805.06 and 5,335.89 is: 8,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,196.59 : 22,805.06 = 5,335.89 : x
  2. Step 2: Convert to fraction form
    15,196.59/22,805.06 = 5,335.89/x
  3. Step 3: Cross multiply
    15,196.59x = 22,805.06 × 5,335.89
  4. Step 4: Simplify right side
    15,196.59x = 121,685,291.60
  5. Step 5: Solve for x
    x = 121,685,291.60/15,196.59
  6. Step 6: Final answer
    x = 8,007.41

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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.