Home / 22,103.22-33,156.48-7,322.60

Finding the Fourth Proportional to 22,103.22, 33,156.48 and 7,322.60

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Solution

The fourth proportional to 22,103.22, 33,156.48 and 7,322.60 is: 10,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.22 : 33,156.48 = 7,322.60 : x
  2. Step 2: Convert to fraction form
    22,103.22/33,156.48 = 7,322.60/x
  3. Step 3: Cross multiply
    22,103.22x = 33,156.48 × 7,322.60
  4. Step 4: Simplify right side
    22,103.22x = 242,791,640.45
  5. Step 5: Solve for x
    x = 242,791,640.45/22,103.22
  6. Step 6: Final answer
    x = 10,984.45

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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.