Home / 22,237.34-30,695.33-13,745.97

Finding the Fourth Proportional to 22,237.34, 30,695.33 and 13,745.97

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Solution

The fourth proportional to 22,237.34, 30,695.33 and 13,745.97 is: 18,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.34 : 30,695.33 = 13,745.97 : x
  2. Step 2: Convert to fraction form
    22,237.34/30,695.33 = 13,745.97/x
  3. Step 3: Cross multiply
    22,237.34x = 30,695.33 × 13,745.97
  4. Step 4: Simplify right side
    22,237.34x = 421,937,016.59
  5. Step 5: Solve for x
    x = 421,937,016.59/22,237.34
  6. Step 6: Final answer
    x = 18,974.26

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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.