Home / 33,009.31-49,513.97-13,290.67

Finding the Fourth Proportional to 33,009.31, 49,513.97 and 13,290.67

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Solution

The fourth proportional to 33,009.31, 49,513.97 and 13,290.67 is: 19,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.31 : 49,513.97 = 13,290.67 : x
  2. Step 2: Convert to fraction form
    33,009.31/49,513.97 = 13,290.67/x
  3. Step 3: Cross multiply
    33,009.31x = 49,513.97 × 13,290.67
  4. Step 4: Simplify right side
    33,009.31x = 658,073,835.66
  5. Step 5: Solve for x
    x = 658,073,835.66/33,009.31
  6. Step 6: Final answer
    x = 19,936.01

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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.