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Finding the Fourth Proportional to 17,237.70, 25,859.18 and 8,799.60

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Solution

The fourth proportional to 17,237.70, 25,859.18 and 8,799.60 is: 13,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,237.70 : 25,859.18 = 8,799.60 : x
  2. Step 2: Convert to fraction form
    17,237.70/25,859.18 = 8,799.60/x
  3. Step 3: Cross multiply
    17,237.70x = 25,859.18 × 8,799.60
  4. Step 4: Simplify right side
    17,237.70x = 227,550,440.33
  5. Step 5: Solve for x
    x = 227,550,440.33/17,237.70
  6. Step 6: Final answer
    x = 13,200.74

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1.5x scale

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.