Home / 16,408.48-22,641.42-9,334.12

Finding the Fourth Proportional to 16,408.48, 22,641.42 and 9,334.12

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Solution

The fourth proportional to 16,408.48, 22,641.42 and 9,334.12 is: 12,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,408.48 : 22,641.42 = 9,334.12 : x
  2. Step 2: Convert to fraction form
    16,408.48/22,641.42 = 9,334.12/x
  3. Step 3: Cross multiply
    16,408.48x = 22,641.42 × 9,334.12
  4. Step 4: Simplify right side
    16,408.48x = 211,337,731.25
  5. Step 5: Solve for x
    x = 211,337,731.25/16,408.48
  6. Step 6: Final answer
    x = 12,879.79

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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.