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Finding the Fourth Proportional to 15,052.78, 22,585.11 and 10,898.02

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Solution

The fourth proportional to 15,052.78, 22,585.11 and 10,898.02 is: 16,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,052.78 : 22,585.11 = 10,898.02 : x
  2. Step 2: Convert to fraction form
    15,052.78/22,585.11 = 10,898.02/x
  3. Step 3: Cross multiply
    15,052.78x = 22,585.11 × 10,898.02
  4. Step 4: Simplify right side
    15,052.78x = 246,132,980.48
  5. Step 5: Solve for x
    x = 246,132,980.48/15,052.78
  6. Step 6: Final answer
    x = 16,351.33

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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.