Home / 19,726.54-27,223.05-10,774.42

Finding the Fourth Proportional to 19,726.54, 27,223.05 and 10,774.42

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Solution

The fourth proportional to 19,726.54, 27,223.05 and 10,774.42 is: 14,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.54 : 27,223.05 = 10,774.42 : x
  2. Step 2: Convert to fraction form
    19,726.54/27,223.05 = 10,774.42/x
  3. Step 3: Cross multiply
    19,726.54x = 27,223.05 × 10,774.42
  4. Step 4: Simplify right side
    19,726.54x = 293,312,546.73
  5. Step 5: Solve for x
    x = 293,312,546.73/19,726.54
  6. Step 6: Final answer
    x = 14,868.93

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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.