Home / 16,173.80-22,319.85-9,003.56

Finding the Fourth Proportional to 16,173.80, 22,319.85 and 9,003.56

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Solution

The fourth proportional to 16,173.80, 22,319.85 and 9,003.56 is: 12,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,173.80 : 22,319.85 = 9,003.56 : x
  2. Step 2: Convert to fraction form
    16,173.80/22,319.85 = 9,003.56/x
  3. Step 3: Cross multiply
    16,173.80x = 22,319.85 × 9,003.56
  4. Step 4: Simplify right side
    16,173.80x = 200,958,108.67
  5. Step 5: Solve for x
    x = 200,958,108.67/16,173.80
  6. Step 6: Final answer
    x = 12,424.92

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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.