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Finding the Fourth Proportional to 16,482.26, 22,745.53 and 9,408.52

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Solution

The fourth proportional to 16,482.26, 22,745.53 and 9,408.52 is: 12,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,482.26 : 22,745.53 = 9,408.52 : x
  2. Step 2: Convert to fraction form
    16,482.26/22,745.53 = 9,408.52/x
  3. Step 3: Cross multiply
    16,482.26x = 22,745.53 × 9,408.52
  4. Step 4: Simplify right side
    16,482.26x = 214,001,773.92
  5. Step 5: Solve for x
    x = 214,001,773.92/16,482.26
  6. Step 6: Final answer
    x = 12,983.76

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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.