Home / 15,616.79-23,432.88-7,297.38

Finding the Fourth Proportional to 15,616.79, 23,432.88 and 7,297.38

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Solution

The fourth proportional to 15,616.79, 23,432.88 and 7,297.38 is: 10,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.79 : 23,432.88 = 7,297.38 : x
  2. Step 2: Convert to fraction form
    15,616.79/23,432.88 = 7,297.38/x
  3. Step 3: Cross multiply
    15,616.79x = 23,432.88 × 7,297.38
  4. Step 4: Simplify right side
    15,616.79x = 170,998,659.15
  5. Step 5: Solve for x
    x = 170,998,659.15/15,616.79
  6. Step 6: Final answer
    x = 10,949.67

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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.