Home / 17,219.28-25,828.01-5,531.59

Finding the Fourth Proportional to 17,219.28, 25,828.01 and 5,531.59

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Solution

The fourth proportional to 17,219.28, 25,828.01 and 5,531.59 is: 8,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,219.28 : 25,828.01 = 5,531.59 : x
  2. Step 2: Convert to fraction form
    17,219.28/25,828.01 = 5,531.59/x
  3. Step 3: Cross multiply
    17,219.28x = 25,828.01 × 5,531.59
  4. Step 4: Simplify right side
    17,219.28x = 142,869,961.84
  5. Step 5: Solve for x
    x = 142,869,961.84/17,219.28
  6. Step 6: Final answer
    x = 8,297.09

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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.