Home / 33,309.56-49,989.10-15,779.46

Finding the Fourth Proportional to 33,309.56, 49,989.10 and 15,779.46

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Solution

The fourth proportional to 33,309.56, 49,989.10 and 15,779.46 is: 23,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.56 : 49,989.10 = 15,779.46 : x
  2. Step 2: Convert to fraction form
    33,309.56/49,989.10 = 15,779.46/x
  3. Step 3: Cross multiply
    33,309.56x = 49,989.10 × 15,779.46
  4. Step 4: Simplify right side
    33,309.56x = 788,801,003.89
  5. Step 5: Solve for x
    x = 788,801,003.89/33,309.56
  6. Step 6: Final answer
    x = 23,680.92

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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.