Home / 19,974.11-27,565.80-11,023.34

Finding the Fourth Proportional to 19,974.11, 27,565.80 and 11,023.34

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Solution

The fourth proportional to 19,974.11, 27,565.80 and 11,023.34 is: 15,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.11 : 27,565.80 = 11,023.34 : x
  2. Step 2: Convert to fraction form
    19,974.11/27,565.80 = 11,023.34/x
  3. Step 3: Cross multiply
    19,974.11x = 27,565.80 × 11,023.34
  4. Step 4: Simplify right side
    19,974.11x = 303,867,185.77
  5. Step 5: Solve for x
    x = 303,867,185.77/19,974.11
  6. Step 6: Final answer
    x = 15,213.05

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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.