Home / 22,204.88-33,278.40-19,851.20

Finding the Fourth Proportional to 22,204.88, 33,278.40 and 19,851.20

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Solution

The fourth proportional to 22,204.88, 33,278.40 and 19,851.20 is: 29,750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.88 : 33,278.40 = 19,851.20 : x
  2. Step 2: Convert to fraction form
    22,204.88/33,278.40 = 19,851.20/x
  3. Step 3: Cross multiply
    22,204.88x = 33,278.40 × 19,851.20
  4. Step 4: Simplify right side
    22,204.88x = 660,616,174.08
  5. Step 5: Solve for x
    x = 660,616,174.08/22,204.88
  6. Step 6: Final answer
    x = 29,750.95

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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.