Home / 28,167.43-42,166.97-17,040.49

Finding the Fourth Proportional to 28,167.43, 42,166.97 and 17,040.49

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Solution

The fourth proportional to 28,167.43, 42,166.97 and 17,040.49 is: 25,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,167.43 : 42,166.97 = 17,040.49 : x
  2. Step 2: Convert to fraction form
    28,167.43/42,166.97 = 17,040.49/x
  3. Step 3: Cross multiply
    28,167.43x = 42,166.97 × 17,040.49
  4. Step 4: Simplify right side
    28,167.43x = 718,545,745.41
  5. Step 5: Solve for x
    x = 718,545,745.41/28,167.43
  6. Step 6: Final answer
    x = 25,509.81

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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.