Home / 15,155.35-22,722.46-6,717.29

Finding the Fourth Proportional to 15,155.35, 22,722.46 and 6,717.29

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Solution

The fourth proportional to 15,155.35, 22,722.46 and 6,717.29 is: 10,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155.35 : 22,722.46 = 6,717.29 : x
  2. Step 2: Convert to fraction form
    15,155.35/22,722.46 = 6,717.29/x
  3. Step 3: Cross multiply
    15,155.35x = 22,722.46 × 6,717.29
  4. Step 4: Simplify right side
    15,155.35x = 152,633,222.93
  5. Step 5: Solve for x
    x = 152,633,222.93/15,155.35
  6. Step 6: Final answer
    x = 10,071.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.