Home / 22,244.80-33,367.20-20,130.70

Finding the Fourth Proportional to 22,244.80, 33,367.20 and 20,130.70

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Solution

The fourth proportional to 22,244.80, 33,367.20 and 20,130.70 is: 30,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.80 : 33,367.20 = 20,130.70 : x
  2. Step 2: Convert to fraction form
    22,244.80/33,367.20 = 20,130.70/x
  3. Step 3: Cross multiply
    22,244.80x = 33,367.20 × 20,130.70
  4. Step 4: Simplify right side
    22,244.80x = 671,705,093.04
  5. Step 5: Solve for x
    x = 671,705,093.04/22,244.80
  6. Step 6: Final answer
    x = 30,196.05

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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.