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Finding the Fourth Proportional to 22,879.48, 34,290.96 and 13,510

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Solution

The fourth proportional to 22,879.48, 34,290.96 and 13,510 is: 20,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.48 : 34,290.96 = 13,510 : x
  2. Step 2: Convert to fraction form
    22,879.48/34,290.96 = 13,510/x
  3. Step 3: Cross multiply
    22,879.48x = 34,290.96 × 13,510
  4. Step 4: Simplify right side
    22,879.48x = 463,270,869.60
  5. Step 5: Solve for x
    x = 463,270,869.60/22,879.48
  6. Step 6: Final answer
    x = 20,248.31

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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.