Home / 11,749.46-17,694.53-10,699.70

Finding the Fourth Proportional to 11,749.46, 17,694.53 and 10,699.70

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Solution

The fourth proportional to 11,749.46, 17,694.53 and 10,699.70 is: 16,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.46 : 17,694.53 = 10,699.70 : x
  2. Step 2: Convert to fraction form
    11,749.46/17,694.53 = 10,699.70/x
  3. Step 3: Cross multiply
    11,749.46x = 17,694.53 × 10,699.70
  4. Step 4: Simplify right side
    11,749.46x = 189,326,162.64
  5. Step 5: Solve for x
    x = 189,326,162.64/11,749.46
  6. Step 6: Final answer
    x = 16,113.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.