Home / 29,542.86-40,773.06-18,788.75

Finding the Fourth Proportional to 29,542.86, 40,773.06 and 18,788.75

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Solution

The fourth proportional to 29,542.86, 40,773.06 and 18,788.75 is: 25,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542.86 : 40,773.06 = 18,788.75 : x
  2. Step 2: Convert to fraction form
    29,542.86/40,773.06 = 18,788.75/x
  3. Step 3: Cross multiply
    29,542.86x = 40,773.06 × 18,788.75
  4. Step 4: Simplify right side
    29,542.86x = 766,074,831.08
  5. Step 5: Solve for x
    x = 766,074,831.08/29,542.86
  6. Step 6: Final answer
    x = 25,930.96

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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.