Home / 16,171.08-22,304.05-14,279.32

Finding the Fourth Proportional to 16,171.08, 22,304.05 and 14,279.32

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Solution

The fourth proportional to 16,171.08, 22,304.05 and 14,279.32 is: 19,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.08 : 22,304.05 = 14,279.32 : x
  2. Step 2: Convert to fraction form
    16,171.08/22,304.05 = 14,279.32/x
  3. Step 3: Cross multiply
    16,171.08x = 22,304.05 × 14,279.32
  4. Step 4: Simplify right side
    16,171.08x = 318,486,667.25
  5. Step 5: Solve for x
    x = 318,486,667.25/16,171.08
  6. Step 6: Final answer
    x = 19,694.83

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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.