Home / 40,181.30-55,453.48-22,281.92

Finding the Fourth Proportional to 40,181.30, 55,453.48 and 22,281.92

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Solution

The fourth proportional to 40,181.30, 55,453.48 and 22,281.92 is: 30,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.30 : 55,453.48 = 22,281.92 : x
  2. Step 2: Convert to fraction form
    40,181.30/55,453.48 = 22,281.92/x
  3. Step 3: Cross multiply
    40,181.30x = 55,453.48 × 22,281.92
  4. Step 4: Simplify right side
    40,181.30x = 1,235,610,005.08
  5. Step 5: Solve for x
    x = 1,235,610,005.08/40,181.30
  6. Step 6: Final answer
    x = 30,750.87

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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.