Home / 40,181.86-55,445.84-22,276.70

Finding the Fourth Proportional to 40,181.86, 55,445.84 and 22,276.70

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Solution

The fourth proportional to 40,181.86, 55,445.84 and 22,276.70 is: 30,739.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.86 : 55,445.84 = 22,276.70 : x
  2. Step 2: Convert to fraction form
    40,181.86/55,445.84 = 22,276.70/x
  3. Step 3: Cross multiply
    40,181.86x = 55,445.84 × 22,276.70
  4. Step 4: Simplify right side
    40,181.86x = 1,235,150,343.93
  5. Step 5: Solve for x
    x = 1,235,150,343.93/40,181.86
  6. Step 6: Final answer
    x = 30,739.00

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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.