Home / 40,374.86-55,712.66-23,379.44

Finding the Fourth Proportional to 40,374.86, 55,712.66 and 23,379.44

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Solution

The fourth proportional to 40,374.86, 55,712.66 and 23,379.44 is: 32,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,374.86 : 55,712.66 = 23,379.44 : x
  2. Step 2: Convert to fraction form
    40,374.86/55,712.66 = 23,379.44/x
  3. Step 3: Cross multiply
    40,374.86x = 55,712.66 × 23,379.44
  4. Step 4: Simplify right side
    40,374.86x = 1,302,530,791.71
  5. Step 5: Solve for x
    x = 1,302,530,791.71/40,374.86
  6. Step 6: Final answer
    x = 32,260.94

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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.