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Finding the Fourth Proportional to 16,886.88, 25,330.04 and 6,500.88

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Solution

The fourth proportional to 16,886.88, 25,330.04 and 6,500.88 is: 9,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.88 : 25,330.04 = 6,500.88 : x
  2. Step 2: Convert to fraction form
    16,886.88/25,330.04 = 6,500.88/x
  3. Step 3: Cross multiply
    16,886.88x = 25,330.04 × 6,500.88
  4. Step 4: Simplify right side
    16,886.88x = 164,667,550.44
  5. Step 5: Solve for x
    x = 164,667,550.44/16,886.88
  6. Step 6: Final answer
    x = 9,751.21

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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.