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Finding the Fourth Proportional to 23,888.12, 35,838.12 and 8,305.88

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Solution

The fourth proportional to 23,888.12, 35,838.12 and 8,305.88 is: 12,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,888.12 : 35,838.12 = 8,305.88 : x
  2. Step 2: Convert to fraction form
    23,888.12/35,838.12 = 8,305.88/x
  3. Step 3: Cross multiply
    23,888.12x = 35,838.12 × 8,305.88
  4. Step 4: Simplify right side
    23,888.12x = 297,667,124.15
  5. Step 5: Solve for x
    x = 297,667,124.15/23,888.12
  6. Step 6: Final answer
    x = 12,460.89

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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.