Home / 18,261.56-25,200.85-10,194.75

Finding the Fourth Proportional to 18,261.56, 25,200.85 and 10,194.75

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Solution

The fourth proportional to 18,261.56, 25,200.85 and 10,194.75 is: 14,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.56 : 25,200.85 = 10,194.75 : x
  2. Step 2: Convert to fraction form
    18,261.56/25,200.85 = 10,194.75/x
  3. Step 3: Cross multiply
    18,261.56x = 25,200.85 × 10,194.75
  4. Step 4: Simplify right side
    18,261.56x = 256,916,365.54
  5. Step 5: Solve for x
    x = 256,916,365.54/18,261.56
  6. Step 6: Final answer
    x = 14,068.70

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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.