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Finding the Fourth Proportional to 17,392.74, 26,089.02 and 4,245.18

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Solution

The fourth proportional to 17,392.74, 26,089.02 and 4,245.18 is: 6,367.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.74 : 26,089.02 = 4,245.18 : x
  2. Step 2: Convert to fraction form
    17,392.74/26,089.02 = 4,245.18/x
  3. Step 3: Cross multiply
    17,392.74x = 26,089.02 × 4,245.18
  4. Step 4: Simplify right side
    17,392.74x = 110,752,585.92
  5. Step 5: Solve for x
    x = 110,752,585.92/17,392.74
  6. Step 6: Final answer
    x = 6,367.75

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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.