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Finding the Fourth Proportional to 15,241.13, 22,858.19 and 7,339.65

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Solution

The fourth proportional to 15,241.13, 22,858.19 and 7,339.65 is: 11,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.13 : 22,858.19 = 7,339.65 : x
  2. Step 2: Convert to fraction form
    15,241.13/22,858.19 = 7,339.65/x
  3. Step 3: Cross multiply
    15,241.13x = 22,858.19 × 7,339.65
  4. Step 4: Simplify right side
    15,241.13x = 167,771,147.92
  5. Step 5: Solve for x
    x = 167,771,147.92/15,241.13
  6. Step 6: Final answer
    x = 11,007.79

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1.5x scale

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.