Home / 40,392.86-60,589.31-19,327.95

Finding the Fourth Proportional to 40,392.86, 60,589.31 and 19,327.95

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Solution

The fourth proportional to 40,392.86, 60,589.31 and 19,327.95 is: 28,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.86 : 60,589.31 = 19,327.95 : x
  2. Step 2: Convert to fraction form
    40,392.86/60,589.31 = 19,327.95/x
  3. Step 3: Cross multiply
    40,392.86x = 60,589.31 × 19,327.95
  4. Step 4: Simplify right side
    40,392.86x = 1,171,067,057.57
  5. Step 5: Solve for x
    x = 1,171,067,057.57/40,392.86
  6. Step 6: Final answer
    x = 28,991.94

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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.