Home / 33,088.47-49,641.97-13,380.87

Finding the Fourth Proportional to 33,088.47, 49,641.97 and 13,380.87

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Solution

The fourth proportional to 33,088.47, 49,641.97 and 13,380.87 is: 20,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.47 : 49,641.97 = 13,380.87 : x
  2. Step 2: Convert to fraction form
    33,088.47/49,641.97 = 13,380.87/x
  3. Step 3: Cross multiply
    33,088.47x = 49,641.97 × 13,380.87
  4. Step 4: Simplify right side
    33,088.47x = 664,252,747.11
  5. Step 5: Solve for x
    x = 664,252,747.11/33,088.47
  6. Step 6: Final answer
    x = 20,075.05

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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.