Home / 18,244.77-25,177.80-9,861.27

Finding the Fourth Proportional to 18,244.77, 25,177.80 and 9,861.27

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Solution

The fourth proportional to 18,244.77, 25,177.80 and 9,861.27 is: 13,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.77 : 25,177.80 = 9,861.27 : x
  2. Step 2: Convert to fraction form
    18,244.77/25,177.80 = 9,861.27/x
  3. Step 3: Cross multiply
    18,244.77x = 25,177.80 × 9,861.27
  4. Step 4: Simplify right side
    18,244.77x = 248,285,083.81
  5. Step 5: Solve for x
    x = 248,285,083.81/18,244.77
  6. Step 6: Final answer
    x = 13,608.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.