Home / 19,021.28-26,256.58-17,028.26

Finding the Fourth Proportional to 19,021.28, 26,256.58 and 17,028.26

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Solution

The fourth proportional to 19,021.28, 26,256.58 and 17,028.26 is: 23,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.28 : 26,256.58 = 17,028.26 : x
  2. Step 2: Convert to fraction form
    19,021.28/26,256.58 = 17,028.26/x
  3. Step 3: Cross multiply
    19,021.28x = 26,256.58 × 17,028.26
  4. Step 4: Simplify right side
    19,021.28x = 447,103,870.95
  5. Step 5: Solve for x
    x = 447,103,870.95/19,021.28
  6. Step 6: Final answer
    x = 23,505.46

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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.