Home / 40,219.64-55,487.92-29,634.56

Finding the Fourth Proportional to 40,219.64, 55,487.92 and 29,634.56

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Solution

The fourth proportional to 40,219.64, 55,487.92 and 29,634.56 is: 40,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.64 : 55,487.92 = 29,634.56 : x
  2. Step 2: Convert to fraction form
    40,219.64/55,487.92 = 29,634.56/x
  3. Step 3: Cross multiply
    40,219.64x = 55,487.92 × 29,634.56
  4. Step 4: Simplify right side
    40,219.64x = 1,644,360,094.52
  5. Step 5: Solve for x
    x = 1,644,360,094.52/40,219.64
  6. Step 6: Final answer
    x = 40,884.51

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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.