Home / 14,044.92-21,069.66-5,280.54

Finding the Fourth Proportional to 14,044.92, 21,069.66 and 5,280.54

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Solution

The fourth proportional to 14,044.92, 21,069.66 and 5,280.54 is: 7,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.92 : 21,069.66 = 5,280.54 : x
  2. Step 2: Convert to fraction form
    14,044.92/21,069.66 = 5,280.54/x
  3. Step 3: Cross multiply
    14,044.92x = 21,069.66 × 5,280.54
  4. Step 4: Simplify right side
    14,044.92x = 111,259,182.42
  5. Step 5: Solve for x
    x = 111,259,182.42/14,044.92
  6. Step 6: Final answer
    x = 7,921.67

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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.