Home / 16,359.72-22,576.14-9,645.60

Finding the Fourth Proportional to 16,359.72, 22,576.14 and 9,645.60

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Solution

The fourth proportional to 16,359.72, 22,576.14 and 9,645.60 is: 13,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.72 : 22,576.14 = 9,645.60 : x
  2. Step 2: Convert to fraction form
    16,359.72/22,576.14 = 9,645.60/x
  3. Step 3: Cross multiply
    16,359.72x = 22,576.14 × 9,645.60
  4. Step 4: Simplify right side
    16,359.72x = 217,760,415.98
  5. Step 5: Solve for x
    x = 217,760,415.98/16,359.72
  6. Step 6: Final answer
    x = 13,310.77

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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.