Home / 19,974.60-27,565.05-11,022.12

Finding the Fourth Proportional to 19,974.60, 27,565.05 and 11,022.12

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Solution

The fourth proportional to 19,974.60, 27,565.05 and 11,022.12 is: 15,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.60 : 27,565.05 = 11,022.12 : x
  2. Step 2: Convert to fraction form
    19,974.60/27,565.05 = 11,022.12/x
  3. Step 3: Cross multiply
    19,974.60x = 27,565.05 × 11,022.12
  4. Step 4: Simplify right side
    19,974.60x = 303,825,288.91
  5. Step 5: Solve for x
    x = 303,825,288.91/19,974.60
  6. Step 6: Final answer
    x = 15,210.58

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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.