Home / 57,454.56-79,289.19-34,797.78

Finding the Fourth Proportional to 57,454.56, 79,289.19 and 34,797.78

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Solution

The fourth proportional to 57,454.56, 79,289.19 and 34,797.78 is: 48,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.56 : 79,289.19 = 34,797.78 : x
  2. Step 2: Convert to fraction form
    57,454.56/79,289.19 = 34,797.78/x
  3. Step 3: Cross multiply
    57,454.56x = 79,289.19 × 34,797.78
  4. Step 4: Simplify right side
    57,454.56x = 2,759,087,790.00
  5. Step 5: Solve for x
    x = 2,759,087,790.00/57,454.56
  6. Step 6: Final answer
    x = 48,022.09

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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.