Home / 22,158.56-33,252.24-11,777.60

Finding the Fourth Proportional to 22,158.56, 33,252.24 and 11,777.60

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Solution

The fourth proportional to 22,158.56, 33,252.24 and 11,777.60 is: 17,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.56 : 33,252.24 = 11,777.60 : x
  2. Step 2: Convert to fraction form
    22,158.56/33,252.24 = 11,777.60/x
  3. Step 3: Cross multiply
    22,158.56x = 33,252.24 × 11,777.60
  4. Step 4: Simplify right side
    22,158.56x = 391,631,581.82
  5. Step 5: Solve for x
    x = 391,631,581.82/22,158.56
  6. Step 6: Final answer
    x = 17,674.05

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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.