Home / 22,224.80-33,337.20-19,805.60

Finding the Fourth Proportional to 22,224.80, 33,337.20 and 19,805.60

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Solution

The fourth proportional to 22,224.80, 33,337.20 and 19,805.60 is: 29,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.80 : 33,337.20 = 19,805.60 : x
  2. Step 2: Convert to fraction form
    22,224.80/33,337.20 = 19,805.60/x
  3. Step 3: Cross multiply
    22,224.80x = 33,337.20 × 19,805.60
  4. Step 4: Simplify right side
    22,224.80x = 660,263,248.32
  5. Step 5: Solve for x
    x = 660,263,248.32/22,224.80
  6. Step 6: Final answer
    x = 29,708.40

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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.