Home / 11,923.76-17,866.56-10,066.16

Finding the Fourth Proportional to 11,923.76, 17,866.56 and 10,066.16

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Solution

The fourth proportional to 11,923.76, 17,866.56 and 10,066.16 is: 15,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.76 : 17,866.56 = 10,066.16 : x
  2. Step 2: Convert to fraction form
    11,923.76/17,866.56 = 10,066.16/x
  3. Step 3: Cross multiply
    11,923.76x = 17,866.56 × 10,066.16
  4. Step 4: Simplify right side
    11,923.76x = 179,847,651.61
  5. Step 5: Solve for x
    x = 179,847,651.61/11,923.76
  6. Step 6: Final answer
    x = 15,083.13

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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.