Home / 15,954.36-22,022.70-11,480.76

Finding the Fourth Proportional to 15,954.36, 22,022.70 and 11,480.76

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Solution

The fourth proportional to 15,954.36, 22,022.70 and 11,480.76 is: 15,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.36 : 22,022.70 = 11,480.76 : x
  2. Step 2: Convert to fraction form
    15,954.36/22,022.70 = 11,480.76/x
  3. Step 3: Cross multiply
    15,954.36x = 22,022.70 × 11,480.76
  4. Step 4: Simplify right side
    15,954.36x = 252,837,333.25
  5. Step 5: Solve for x
    x = 252,837,333.25/15,954.36
  6. Step 6: Final answer
    x = 15,847.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.