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Finding the Fourth Proportional to 15,669.27, 23,494.52 and 7,351.11

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Solution

The fourth proportional to 15,669.27, 23,494.52 and 7,351.11 is: 11,022.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.27 : 23,494.52 = 7,351.11 : x
  2. Step 2: Convert to fraction form
    15,669.27/23,494.52 = 7,351.11/x
  3. Step 3: Cross multiply
    15,669.27x = 23,494.52 × 7,351.11
  4. Step 4: Simplify right side
    15,669.27x = 172,710,764.16
  5. Step 5: Solve for x
    x = 172,710,764.16/15,669.27
  6. Step 6: Final answer
    x = 11,022.26

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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.