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Finding the Fourth Proportional to 22,708.30, 34,030.05 and 16,738.60

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Solution

The fourth proportional to 22,708.30, 34,030.05 and 16,738.60 is: 25,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.30 : 34,030.05 = 16,738.60 : x
  2. Step 2: Convert to fraction form
    22,708.30/34,030.05 = 16,738.60/x
  3. Step 3: Cross multiply
    22,708.30x = 34,030.05 × 16,738.60
  4. Step 4: Simplify right side
    22,708.30x = 569,615,394.93
  5. Step 5: Solve for x
    x = 569,615,394.93/22,708.30
  6. Step 6: Final answer
    x = 25,084.02

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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.