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Finding the Fourth Proportional to 16,580.60, 22,881.72 and 9,027.42

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Solution

The fourth proportional to 16,580.60, 22,881.72 and 9,027.42 is: 12,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.60 : 22,881.72 = 9,027.42 : x
  2. Step 2: Convert to fraction form
    16,580.60/22,881.72 = 9,027.42/x
  3. Step 3: Cross multiply
    16,580.60x = 22,881.72 × 9,027.42
  4. Step 4: Simplify right side
    16,580.60x = 206,562,896.76
  5. Step 5: Solve for x
    x = 206,562,896.76/16,580.60
  6. Step 6: Final answer
    x = 12,458.11

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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.