Home / 33,227.11-45,827.40-21,291.58

Finding the Fourth Proportional to 33,227.11, 45,827.40 and 21,291.58

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Solution

The fourth proportional to 33,227.11, 45,827.40 and 21,291.58 is: 29,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.11 : 45,827.40 = 21,291.58 : x
  2. Step 2: Convert to fraction form
    33,227.11/45,827.40 = 21,291.58/x
  3. Step 3: Cross multiply
    33,227.11x = 45,827.40 × 21,291.58
  4. Step 4: Simplify right side
    33,227.11x = 975,737,753.29
  5. Step 5: Solve for x
    x = 975,737,753.29/33,227.11
  6. Step 6: Final answer
    x = 29,365.71

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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.