Home / 40,410.48-55,765.22-22,505.12

Finding the Fourth Proportional to 40,410.48, 55,765.22 and 22,505.12

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Solution

The fourth proportional to 40,410.48, 55,765.22 and 22,505.12 is: 31,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410.48 : 55,765.22 = 22,505.12 : x
  2. Step 2: Convert to fraction form
    40,410.48/55,765.22 = 22,505.12/x
  3. Step 3: Cross multiply
    40,410.48x = 55,765.22 × 22,505.12
  4. Step 4: Simplify right side
    40,410.48x = 1,255,002,576.57
  5. Step 5: Solve for x
    x = 1,255,002,576.57/40,410.48
  6. Step 6: Final answer
    x = 31,056.36

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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.