Home / 19,847.73-27,392.05-11,350.64

Finding the Fourth Proportional to 19,847.73, 27,392.05 and 11,350.64

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Solution

The fourth proportional to 19,847.73, 27,392.05 and 11,350.64 is: 15,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.73 : 27,392.05 = 11,350.64 : x
  2. Step 2: Convert to fraction form
    19,847.73/27,392.05 = 11,350.64/x
  3. Step 3: Cross multiply
    19,847.73x = 27,392.05 × 11,350.64
  4. Step 4: Simplify right side
    19,847.73x = 310,917,320.97
  5. Step 5: Solve for x
    x = 310,917,320.97/19,847.73
  6. Step 6: Final answer
    x = 15,665.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.