Home / 16,516.80-22,789.44-9,442.08

Finding the Fourth Proportional to 16,516.80, 22,789.44 and 9,442.08

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Solution

The fourth proportional to 16,516.80, 22,789.44 and 9,442.08 is: 13,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.80 : 22,789.44 = 9,442.08 : x
  2. Step 2: Convert to fraction form
    16,516.80/22,789.44 = 9,442.08/x
  3. Step 3: Cross multiply
    16,516.80x = 22,789.44 × 9,442.08
  4. Step 4: Simplify right side
    16,516.80x = 215,179,715.64
  5. Step 5: Solve for x
    x = 215,179,715.64/16,516.80
  6. Step 6: Final answer
    x = 13,027.93

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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.