Home / 17,872.48-26,770.92-11,295.28

Finding the Fourth Proportional to 17,872.48, 26,770.92 and 11,295.28

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Solution

The fourth proportional to 17,872.48, 26,770.92 and 11,295.28 is: 16,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.48 : 26,770.92 = 11,295.28 : x
  2. Step 2: Convert to fraction form
    17,872.48/26,770.92 = 11,295.28/x
  3. Step 3: Cross multiply
    17,872.48x = 26,770.92 × 11,295.28
  4. Step 4: Simplify right side
    17,872.48x = 302,385,037.26
  5. Step 5: Solve for x
    x = 302,385,037.26/17,872.48
  6. Step 6: Final answer
    x = 16,919.03

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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.