Home / 22,480.30-33,727.20-10,643.10

Finding the Fourth Proportional to 22,480.30, 33,727.20 and 10,643.10

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Solution

The fourth proportional to 22,480.30, 33,727.20 and 10,643.10 is: 15,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.30 : 33,727.20 = 10,643.10 : x
  2. Step 2: Convert to fraction form
    22,480.30/33,727.20 = 10,643.10/x
  3. Step 3: Cross multiply
    22,480.30x = 33,727.20 × 10,643.10
  4. Step 4: Simplify right side
    22,480.30x = 358,961,855.80
  5. Step 5: Solve for x
    x = 358,961,855.80/22,480.30
  6. Step 6: Final answer
    x = 15,967.84

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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.