Home / 22,340.48-33,459.68-10,661.90

Finding the Fourth Proportional to 22,340.48, 33,459.68 and 10,661.90

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Solution

The fourth proportional to 22,340.48, 33,459.68 and 10,661.90 is: 15,968.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.48 : 33,459.68 = 10,661.90 : x
  2. Step 2: Convert to fraction form
    22,340.48/33,459.68 = 10,661.90/x
  3. Step 3: Cross multiply
    22,340.48x = 33,459.68 × 10,661.90
  4. Step 4: Simplify right side
    22,340.48x = 356,743,561.58
  5. Step 5: Solve for x
    x = 356,743,561.58/22,340.48
  6. Step 6: Final answer
    x = 15,968.49

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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.