Home / 22,291.27-33,489.14-21,030.30

Finding the Fourth Proportional to 22,291.27, 33,489.14 and 21,030.30

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Solution

The fourth proportional to 22,291.27, 33,489.14 and 21,030.30 is: 31,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.27 : 33,489.14 = 21,030.30 : x
  2. Step 2: Convert to fraction form
    22,291.27/33,489.14 = 21,030.30/x
  3. Step 3: Cross multiply
    22,291.27x = 33,489.14 × 21,030.30
  4. Step 4: Simplify right side
    22,291.27x = 704,286,660.94
  5. Step 5: Solve for x
    x = 704,286,660.94/22,291.27
  6. Step 6: Final answer
    x = 31,594.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.