Home / 19,021.68-26,262.24-17,028.80

Finding the Fourth Proportional to 19,021.68, 26,262.24 and 17,028.80

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Solution

The fourth proportional to 19,021.68, 26,262.24 and 17,028.80 is: 23,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.68 : 26,262.24 = 17,028.80 : x
  2. Step 2: Convert to fraction form
    19,021.68/26,262.24 = 17,028.80/x
  3. Step 3: Cross multiply
    19,021.68x = 26,262.24 × 17,028.80
  4. Step 4: Simplify right side
    19,021.68x = 447,214,432.51
  5. Step 5: Solve for x
    x = 447,214,432.51/19,021.68
  6. Step 6: Final answer
    x = 23,510.77

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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.