Home / 16,889.22-23,305.11-9,334.53

Finding the Fourth Proportional to 16,889.22, 23,305.11 and 9,334.53

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Solution

The fourth proportional to 16,889.22, 23,305.11 and 9,334.53 is: 12,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.22 : 23,305.11 = 9,334.53 : x
  2. Step 2: Convert to fraction form
    16,889.22/23,305.11 = 9,334.53/x
  3. Step 3: Cross multiply
    16,889.22x = 23,305.11 × 9,334.53
  4. Step 4: Simplify right side
    16,889.22x = 217,542,248.45
  5. Step 5: Solve for x
    x = 217,542,248.45/16,889.22
  6. Step 6: Final answer
    x = 12,880.54

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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.