Home / 33,211.30-45,829.92-18,869.25

Finding the Fourth Proportional to 33,211.30, 45,829.92 and 18,869.25

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Solution

The fourth proportional to 33,211.30, 45,829.92 and 18,869.25 is: 26,038.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,211.30 : 45,829.92 = 18,869.25 : x
  2. Step 2: Convert to fraction form
    33,211.30/45,829.92 = 18,869.25/x
  3. Step 3: Cross multiply
    33,211.30x = 45,829.92 × 18,869.25
  4. Step 4: Simplify right side
    33,211.30x = 864,776,217.96
  5. Step 5: Solve for x
    x = 864,776,217.96/33,211.30
  6. Step 6: Final answer
    x = 26,038.62

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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.