Home / 17,377.26-23,961.60-12,909.30

Finding the Fourth Proportional to 17,377.26, 23,961.60 and 12,909.30

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Solution

The fourth proportional to 17,377.26, 23,961.60 and 12,909.30 is: 17,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377.26 : 23,961.60 = 12,909.30 : x
  2. Step 2: Convert to fraction form
    17,377.26/23,961.60 = 12,909.30/x
  3. Step 3: Cross multiply
    17,377.26x = 23,961.60 × 12,909.30
  4. Step 4: Simplify right side
    17,377.26x = 309,327,482.88
  5. Step 5: Solve for x
    x = 309,327,482.88/17,377.26
  6. Step 6: Final answer
    x = 17,800.71

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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.