Home / 11,578.23-17,319.77-9,242.80

Finding the Fourth Proportional to 11,578.23, 17,319.77 and 9,242.80

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Solution

The fourth proportional to 11,578.23, 17,319.77 and 9,242.80 is: 13,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.23 : 17,319.77 = 9,242.80 : x
  2. Step 2: Convert to fraction form
    11,578.23/17,319.77 = 9,242.80/x
  3. Step 3: Cross multiply
    11,578.23x = 17,319.77 × 9,242.80
  4. Step 4: Simplify right side
    11,578.23x = 160,083,149.96
  5. Step 5: Solve for x
    x = 160,083,149.96/11,578.23
  6. Step 6: Final answer
    x = 13,826.22

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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.