Home / 40,407.13-55,759.89-23,410.54

Finding the Fourth Proportional to 40,407.13, 55,759.89 and 23,410.54

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Solution

The fourth proportional to 40,407.13, 55,759.89 and 23,410.54 is: 32,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,407.13 : 55,759.89 = 23,410.54 : x
  2. Step 2: Convert to fraction form
    40,407.13/55,759.89 = 23,410.54/x
  3. Step 3: Cross multiply
    40,407.13x = 55,759.89 × 23,410.54
  4. Step 4: Simplify right side
    40,407.13x = 1,305,369,135.24
  5. Step 5: Solve for x
    x = 1,305,369,135.24/40,407.13
  6. Step 6: Final answer
    x = 32,305.42

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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.