Home / 18,157.66-25,056.32-10,200.62

Finding the Fourth Proportional to 18,157.66, 25,056.32 and 10,200.62

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Solution

The fourth proportional to 18,157.66, 25,056.32 and 10,200.62 is: 14,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157.66 : 25,056.32 = 10,200.62 : x
  2. Step 2: Convert to fraction form
    18,157.66/25,056.32 = 10,200.62/x
  3. Step 3: Cross multiply
    18,157.66x = 25,056.32 × 10,200.62
  4. Step 4: Simplify right side
    18,157.66x = 255,589,998.92
  5. Step 5: Solve for x
    x = 255,589,998.92/18,157.66
  6. Step 6: Final answer
    x = 14,076.15

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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.