Home / 11,322.18-16,963.11-9,661.86

Finding the Fourth Proportional to 11,322.18, 16,963.11 and 9,661.86

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Solution

The fourth proportional to 11,322.18, 16,963.11 and 9,661.86 is: 14,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.18 : 16,963.11 = 9,661.86 : x
  2. Step 2: Convert to fraction form
    11,322.18/16,963.11 = 9,661.86/x
  3. Step 3: Cross multiply
    11,322.18x = 16,963.11 × 9,661.86
  4. Step 4: Simplify right side
    11,322.18x = 163,895,193.98
  5. Step 5: Solve for x
    x = 163,895,193.98/11,322.18
  6. Step 6: Final answer
    x = 14,475.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.