Home / 19,372.84-29,022.60-11,451.64

Finding the Fourth Proportional to 19,372.84, 29,022.60 and 11,451.64

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Solution

The fourth proportional to 19,372.84, 29,022.60 and 11,451.64 is: 17,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.84 : 29,022.60 = 11,451.64 : x
  2. Step 2: Convert to fraction form
    19,372.84/29,022.60 = 11,451.64/x
  3. Step 3: Cross multiply
    19,372.84x = 29,022.60 × 11,451.64
  4. Step 4: Simplify right side
    19,372.84x = 332,356,367.06
  5. Step 5: Solve for x
    x = 332,356,367.06/19,372.84
  6. Step 6: Final answer
    x = 17,155.79

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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.