Home / 19,171.54-26,315.38-17,028.82

Finding the Fourth Proportional to 19,171.54, 26,315.38 and 17,028.82

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Solution

The fourth proportional to 19,171.54, 26,315.38 and 17,028.82 is: 23,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.54 : 26,315.38 = 17,028.82 : x
  2. Step 2: Convert to fraction form
    19,171.54/26,315.38 = 17,028.82/x
  3. Step 3: Cross multiply
    19,171.54x = 26,315.38 × 17,028.82
  4. Step 4: Simplify right side
    19,171.54x = 448,119,869.25
  5. Step 5: Solve for x
    x = 448,119,869.25/19,171.54
  6. Step 6: Final answer
    x = 23,374.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.