Home / 39,111.66-54,018.65-26,514.54

Finding the Fourth Proportional to 39,111.66, 54,018.65 and 26,514.54

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Solution

The fourth proportional to 39,111.66, 54,018.65 and 26,514.54 is: 36,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,111.66 : 54,018.65 = 26,514.54 : x
  2. Step 2: Convert to fraction form
    39,111.66/54,018.65 = 26,514.54/x
  3. Step 3: Cross multiply
    39,111.66x = 54,018.65 × 26,514.54
  4. Step 4: Simplify right side
    39,111.66x = 1,432,279,523.60
  5. Step 5: Solve for x
    x = 1,432,279,523.60/39,111.66
  6. Step 6: Final answer
    x = 36,620.27

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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.