Home / 16,027.78-22,107.21-14,705.86

Finding the Fourth Proportional to 16,027.78, 22,107.21 and 14,705.86

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Solution

The fourth proportional to 16,027.78, 22,107.21 and 14,705.86 is: 20,283.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,027.78 : 22,107.21 = 14,705.86 : x
  2. Step 2: Convert to fraction form
    16,027.78/22,107.21 = 14,705.86/x
  3. Step 3: Cross multiply
    16,027.78x = 22,107.21 × 14,705.86
  4. Step 4: Simplify right side
    16,027.78x = 325,105,535.25
  5. Step 5: Solve for x
    x = 325,105,535.25/16,027.78
  6. Step 6: Final answer
    x = 20,283.88

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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.