Home / 15,176.68-22,767.58-4,788.20

Finding the Fourth Proportional to 15,176.68, 22,767.58 and 4,788.20

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Solution

The fourth proportional to 15,176.68, 22,767.58 and 4,788.20 is: 7,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.68 : 22,767.58 = 4,788.20 : x
  2. Step 2: Convert to fraction form
    15,176.68/22,767.58 = 4,788.20/x
  3. Step 3: Cross multiply
    15,176.68x = 22,767.58 × 4,788.20
  4. Step 4: Simplify right side
    15,176.68x = 109,015,726.56
  5. Step 5: Solve for x
    x = 109,015,726.56/15,176.68
  6. Step 6: Final answer
    x = 7,183.11

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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.