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Finding the Fourth Proportional to 17,952.12, 26,919.78 and 6,263.88

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Solution

The fourth proportional to 17,952.12, 26,919.78 and 6,263.88 is: 9,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,952.12 : 26,919.78 = 6,263.88 : x
  2. Step 2: Convert to fraction form
    17,952.12/26,919.78 = 6,263.88/x
  3. Step 3: Cross multiply
    17,952.12x = 26,919.78 × 6,263.88
  4. Step 4: Simplify right side
    17,952.12x = 168,622,271.55
  5. Step 5: Solve for x
    x = 168,622,271.55/17,952.12
  6. Step 6: Final answer
    x = 9,392.89

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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.