Home / 40,511.76-55,917.96-23,519.82

Finding the Fourth Proportional to 40,511.76, 55,917.96 and 23,519.82

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Solution

The fourth proportional to 40,511.76, 55,917.96 and 23,519.82 is: 32,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.76 : 55,917.96 = 23,519.82 : x
  2. Step 2: Convert to fraction form
    40,511.76/55,917.96 = 23,519.82/x
  3. Step 3: Cross multiply
    40,511.76x = 55,917.96 × 23,519.82
  4. Step 4: Simplify right side
    40,511.76x = 1,315,180,353.97
  5. Step 5: Solve for x
    x = 1,315,180,353.97/40,511.76
  6. Step 6: Final answer
    x = 32,464.16

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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.