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Finding the Fourth Proportional to 22,708.80, 34,030.80 and 16,739.10

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Solution

The fourth proportional to 22,708.80, 34,030.80 and 16,739.10 is: 25,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.80 : 34,030.80 = 16,739.10 : x
  2. Step 2: Convert to fraction form
    22,708.80/34,030.80 = 16,739.10/x
  3. Step 3: Cross multiply
    22,708.80x = 34,030.80 × 16,739.10
  4. Step 4: Simplify right side
    22,708.80x = 569,644,964.28
  5. Step 5: Solve for x
    x = 569,644,964.28/22,708.80
  6. Step 6: Final answer
    x = 25,084.77

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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.