Home / 33,071.31-45,638.10-17,963.64

Finding the Fourth Proportional to 33,071.31, 45,638.10 and 17,963.64

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Solution

The fourth proportional to 33,071.31, 45,638.10 and 17,963.64 is: 24,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.31 : 45,638.10 = 17,963.64 : x
  2. Step 2: Convert to fraction form
    33,071.31/45,638.10 = 17,963.64/x
  3. Step 3: Cross multiply
    33,071.31x = 45,638.10 × 17,963.64
  4. Step 4: Simplify right side
    33,071.31x = 819,826,398.68
  5. Step 5: Solve for x
    x = 819,826,398.68/33,071.31
  6. Step 6: Final answer
    x = 24,789.66

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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.