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Finding the Fourth Proportional to 17,752.75, 26,615.08 and 8,863.51

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Solution

The fourth proportional to 17,752.75, 26,615.08 and 8,863.51 is: 13,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752.75 : 26,615.08 = 8,863.51 : x
  2. Step 2: Convert to fraction form
    17,752.75/26,615.08 = 8,863.51/x
  3. Step 3: Cross multiply
    17,752.75x = 26,615.08 × 8,863.51
  4. Step 4: Simplify right side
    17,752.75x = 235,903,027.73
  5. Step 5: Solve for x
    x = 235,903,027.73/17,752.75
  6. Step 6: Final answer
    x = 13,288.25

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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.