Home / 19,974.96-27,365.40-19,227.15

Finding the Fourth Proportional to 19,974.96, 27,365.40 and 19,227.15

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Solution

The fourth proportional to 19,974.96, 27,365.40 and 19,227.15 is: 26,340.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.96 : 27,365.40 = 19,227.15 : x
  2. Step 2: Convert to fraction form
    19,974.96/27,365.40 = 19,227.15/x
  3. Step 3: Cross multiply
    19,974.96x = 27,365.40 × 19,227.15
  4. Step 4: Simplify right side
    19,974.96x = 526,158,650.61
  5. Step 5: Solve for x
    x = 526,158,650.61/19,974.96
  6. Step 6: Final answer
    x = 26,340.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.