Home / 22,229.84-33,341.40-6,648.80

Finding the Fourth Proportional to 22,229.84, 33,341.40 and 6,648.80

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Solution

The fourth proportional to 22,229.84, 33,341.40 and 6,648.80 is: 9,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.84 : 33,341.40 = 6,648.80 : x
  2. Step 2: Convert to fraction form
    22,229.84/33,341.40 = 6,648.80/x
  3. Step 3: Cross multiply
    22,229.84x = 33,341.40 × 6,648.80
  4. Step 4: Simplify right side
    22,229.84x = 221,680,300.32
  5. Step 5: Solve for x
    x = 221,680,300.32/22,229.84
  6. Step 6: Final answer
    x = 9,972.20

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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.