Home / 18,366.85-27,532.81-5,878.83

Finding the Fourth Proportional to 18,366.85, 27,532.81 and 5,878.83

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Solution

The fourth proportional to 18,366.85, 27,532.81 and 5,878.83 is: 8,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.85 : 27,532.81 = 5,878.83 : x
  2. Step 2: Convert to fraction form
    18,366.85/27,532.81 = 5,878.83/x
  3. Step 3: Cross multiply
    18,366.85x = 27,532.81 × 5,878.83
  4. Step 4: Simplify right side
    18,366.85x = 161,860,709.41
  5. Step 5: Solve for x
    x = 161,860,709.41/18,366.85
  6. Step 6: Final answer
    x = 8,812.65

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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.