Home / 22,108.22-33,155.45-7,313.82

Finding the Fourth Proportional to 22,108.22, 33,155.45 and 7,313.82

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Solution

The fourth proportional to 22,108.22, 33,155.45 and 7,313.82 is: 10,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,108.22 : 33,155.45 = 7,313.82 : x
  2. Step 2: Convert to fraction form
    22,108.22/33,155.45 = 7,313.82/x
  3. Step 3: Cross multiply
    22,108.22x = 33,155.45 × 7,313.82
  4. Step 4: Simplify right side
    22,108.22x = 242,492,993.32
  5. Step 5: Solve for x
    x = 242,492,993.32/22,108.22
  6. Step 6: Final answer
    x = 10,968.45

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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.