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Finding the Fourth Proportional to 9,926.12, 14,891.70 and 7,010.12

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Solution

The fourth proportional to 9,926.12, 14,891.70 and 7,010.12 is: 10,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.12 : 14,891.70 = 7,010.12 : x
  2. Step 2: Convert to fraction form
    9,926.12/14,891.70 = 7,010.12/x
  3. Step 3: Cross multiply
    9,926.12x = 14,891.70 × 7,010.12
  4. Step 4: Simplify right side
    9,926.12x = 104,392,604.00
  5. Step 5: Solve for x
    x = 104,392,604.00/9,926.12
  6. Step 6: Final answer
    x = 10,516.96

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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.