Home / 19,763.32-27,270.41-11,266.19

Finding the Fourth Proportional to 19,763.32, 27,270.41 and 11,266.19

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Solution

The fourth proportional to 19,763.32, 27,270.41 and 11,266.19 is: 15,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.32 : 27,270.41 = 11,266.19 : x
  2. Step 2: Convert to fraction form
    19,763.32/27,270.41 = 11,266.19/x
  3. Step 3: Cross multiply
    19,763.32x = 27,270.41 × 11,266.19
  4. Step 4: Simplify right side
    19,763.32x = 307,233,620.44
  5. Step 5: Solve for x
    x = 307,233,620.44/19,763.32
  6. Step 6: Final answer
    x = 15,545.65

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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.