Home / 55,414.16-76,452.58-31,534.86

Finding the Fourth Proportional to 55,414.16, 76,452.58 and 31,534.86

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Solution

The fourth proportional to 55,414.16, 76,452.58 and 31,534.86 is: 43,507.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,414.16 : 76,452.58 = 31,534.86 : x
  2. Step 2: Convert to fraction form
    55,414.16/76,452.58 = 31,534.86/x
  3. Step 3: Cross multiply
    55,414.16x = 76,452.58 × 31,534.86
  4. Step 4: Simplify right side
    55,414.16x = 2,410,921,406.94
  5. Step 5: Solve for x
    x = 2,410,921,406.94/55,414.16
  6. Step 6: Final answer
    x = 43,507.32

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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.