Home / 14,258.53-21,388.17-6,760.33

Finding the Fourth Proportional to 14,258.53, 21,388.17 and 6,760.33

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Solution

The fourth proportional to 14,258.53, 21,388.17 and 6,760.33 is: 10,140.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.53 : 21,388.17 = 6,760.33 : x
  2. Step 2: Convert to fraction form
    14,258.53/21,388.17 = 6,760.33/x
  3. Step 3: Cross multiply
    14,258.53x = 21,388.17 × 6,760.33
  4. Step 4: Simplify right side
    14,258.53x = 144,591,087.30
  5. Step 5: Solve for x
    x = 144,591,087.30/14,258.53
  6. Step 6: Final answer
    x = 10,140.67

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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.