Home / 22,572.16-33,861.48-6,991.12

Finding the Fourth Proportional to 22,572.16, 33,861.48 and 6,991.12

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Solution

The fourth proportional to 22,572.16, 33,861.48 and 6,991.12 is: 10,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572.16 : 33,861.48 = 6,991.12 : x
  2. Step 2: Convert to fraction form
    22,572.16/33,861.48 = 6,991.12/x
  3. Step 3: Cross multiply
    22,572.16x = 33,861.48 × 6,991.12
  4. Step 4: Simplify right side
    22,572.16x = 236,729,670.06
  5. Step 5: Solve for x
    x = 236,729,670.06/22,572.16
  6. Step 6: Final answer
    x = 10,487.68

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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.