Home / 12,088.62-18,124.88-6,167.65

Finding the Fourth Proportional to 12,088.62, 18,124.88 and 6,167.65

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Solution

The fourth proportional to 12,088.62, 18,124.88 and 6,167.65 is: 9,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.62 : 18,124.88 = 6,167.65 : x
  2. Step 2: Convert to fraction form
    12,088.62/18,124.88 = 6,167.65/x
  3. Step 3: Cross multiply
    12,088.62x = 18,124.88 × 6,167.65
  4. Step 4: Simplify right side
    12,088.62x = 111,787,885.29
  5. Step 5: Solve for x
    x = 111,787,885.29/12,088.62
  6. Step 6: Final answer
    x = 9,247.37

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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.