Home / 26,221.08-39,241.14-16,221.72

Finding the Fourth Proportional to 26,221.08, 39,241.14 and 16,221.72

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Solution

The fourth proportional to 26,221.08, 39,241.14 and 16,221.72 is: 24,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.08 : 39,241.14 = 16,221.72 : x
  2. Step 2: Convert to fraction form
    26,221.08/39,241.14 = 16,221.72/x
  3. Step 3: Cross multiply
    26,221.08x = 39,241.14 × 16,221.72
  4. Step 4: Simplify right side
    26,221.08x = 636,558,785.56
  5. Step 5: Solve for x
    x = 636,558,785.56/26,221.08
  6. Step 6: Final answer
    x = 24,276.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.