Home / 26,165.16-39,169.98-15,745.32

Finding the Fourth Proportional to 26,165.16, 39,169.98 and 15,745.32

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Solution

The fourth proportional to 26,165.16, 39,169.98 and 15,745.32 is: 23,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.16 : 39,169.98 = 15,745.32 : x
  2. Step 2: Convert to fraction form
    26,165.16/39,169.98 = 15,745.32/x
  3. Step 3: Cross multiply
    26,165.16x = 39,169.98 × 15,745.32
  4. Step 4: Simplify right side
    26,165.16x = 616,743,869.49
  5. Step 5: Solve for x
    x = 616,743,869.49/26,165.16
  6. Step 6: Final answer
    x = 23,571.19

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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.