Home / 22,291.24-33,274.73-21,280.36

Finding the Fourth Proportional to 22,291.24, 33,274.73 and 21,280.36

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Solution

The fourth proportional to 22,291.24, 33,274.73 and 21,280.36 is: 31,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.24 : 33,274.73 = 21,280.36 : x
  2. Step 2: Convert to fraction form
    22,291.24/33,274.73 = 21,280.36/x
  3. Step 3: Cross multiply
    22,291.24x = 33,274.73 × 21,280.36
  4. Step 4: Simplify right side
    22,291.24x = 708,098,233.30
  5. Step 5: Solve for x
    x = 708,098,233.30/22,291.24
  6. Step 6: Final answer
    x = 31,765.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.