Home / 27,407.31-41,115.27-11,612.39

Finding the Fourth Proportional to 27,407.31, 41,115.27 and 11,612.39

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Solution

The fourth proportional to 27,407.31, 41,115.27 and 11,612.39 is: 17,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.31 : 41,115.27 = 11,612.39 : x
  2. Step 2: Convert to fraction form
    27,407.31/41,115.27 = 11,612.39/x
  3. Step 3: Cross multiply
    27,407.31x = 41,115.27 × 11,612.39
  4. Step 4: Simplify right side
    27,407.31x = 477,446,550.20
  5. Step 5: Solve for x
    x = 477,446,550.20/27,407.31
  6. Step 6: Final answer
    x = 17,420.41

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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.