Home / 26,809.90-40,207.65-11,224.30

Finding the Fourth Proportional to 26,809.90, 40,207.65 and 11,224.30

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Solution

The fourth proportional to 26,809.90, 40,207.65 and 11,224.30 is: 16,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.90 : 40,207.65 = 11,224.30 : x
  2. Step 2: Convert to fraction form
    26,809.90/40,207.65 = 11,224.30/x
  3. Step 3: Cross multiply
    26,809.90x = 40,207.65 × 11,224.30
  4. Step 4: Simplify right side
    26,809.90x = 451,302,725.90
  5. Step 5: Solve for x
    x = 451,302,725.90/26,809.90
  6. Step 6: Final answer
    x = 16,833.44

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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.