Home / 16,509.22-22,781.37-9,057.22

Finding the Fourth Proportional to 16,509.22, 22,781.37 and 9,057.22

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Solution

The fourth proportional to 16,509.22, 22,781.37 and 9,057.22 is: 12,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.22 : 22,781.37 = 9,057.22 : x
  2. Step 2: Convert to fraction form
    16,509.22/22,781.37 = 9,057.22/x
  3. Step 3: Cross multiply
    16,509.22x = 22,781.37 × 9,057.22
  4. Step 4: Simplify right side
    16,509.22x = 206,335,879.99
  5. Step 5: Solve for x
    x = 206,335,879.99/16,509.22
  6. Step 6: Final answer
    x = 12,498.22

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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.