Home / 22,020.53-33,030.84-5,380.58

Finding the Fourth Proportional to 22,020.53, 33,030.84 and 5,380.58

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Solution

The fourth proportional to 22,020.53, 33,030.84 and 5,380.58 is: 8,070.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.53 : 33,030.84 = 5,380.58 : x
  2. Step 2: Convert to fraction form
    22,020.53/33,030.84 = 5,380.58/x
  3. Step 3: Cross multiply
    22,020.53x = 33,030.84 × 5,380.58
  4. Step 4: Simplify right side
    22,020.53x = 177,724,963.78
  5. Step 5: Solve for x
    x = 177,724,963.78/22,020.53
  6. Step 6: Final answer
    x = 8,070.87

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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.