Home / 18,186.84-25,096.91-10,228.86

Finding the Fourth Proportional to 18,186.84, 25,096.91 and 10,228.86

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Solution

The fourth proportional to 18,186.84, 25,096.91 and 10,228.86 is: 14,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.84 : 25,096.91 = 10,228.86 : x
  2. Step 2: Convert to fraction form
    18,186.84/25,096.91 = 10,228.86/x
  3. Step 3: Cross multiply
    18,186.84x = 25,096.91 × 10,228.86
  4. Step 4: Simplify right side
    18,186.84x = 256,712,727.68
  5. Step 5: Solve for x
    x = 256,712,727.68/18,186.84
  6. Step 6: Final answer
    x = 14,115.30

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Half scale
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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.