Home / 22,120.42-33,176.04-6,534.40

Finding the Fourth Proportional to 22,120.42, 33,176.04 and 6,534.40

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Solution

The fourth proportional to 22,120.42, 33,176.04 and 6,534.40 is: 9,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.42 : 33,176.04 = 6,534.40 : x
  2. Step 2: Convert to fraction form
    22,120.42/33,176.04 = 6,534.40/x
  3. Step 3: Cross multiply
    22,120.42x = 33,176.04 × 6,534.40
  4. Step 4: Simplify right side
    22,120.42x = 216,785,515.78
  5. Step 5: Solve for x
    x = 216,785,515.78/22,120.42
  6. Step 6: Final answer
    x = 9,800.24

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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.