Home / 22,480.48-33,697.08-8,431.36

Finding the Fourth Proportional to 22,480.48, 33,697.08 and 8,431.36

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Solution

The fourth proportional to 22,480.48, 33,697.08 and 8,431.36 is: 12,638.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.48 : 33,697.08 = 8,431.36 : x
  2. Step 2: Convert to fraction form
    22,480.48/33,697.08 = 8,431.36/x
  3. Step 3: Cross multiply
    22,480.48x = 33,697.08 × 8,431.36
  4. Step 4: Simplify right side
    22,480.48x = 284,112,212.43
  5. Step 5: Solve for x
    x = 284,112,212.43/22,480.48
  6. Step 6: Final answer
    x = 12,638.17

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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.