Home / 57,027.25-78,695.97-31,533.17

Finding the Fourth Proportional to 57,027.25, 78,695.97 and 31,533.17

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Solution

The fourth proportional to 57,027.25, 78,695.97 and 31,533.17 is: 43,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,027.25 : 78,695.97 = 31,533.17 : x
  2. Step 2: Convert to fraction form
    57,027.25/78,695.97 = 31,533.17/x
  3. Step 3: Cross multiply
    57,027.25x = 78,695.97 × 31,533.17
  4. Step 4: Simplify right side
    57,027.25x = 2,481,533,400.32
  5. Step 5: Solve for x
    x = 2,481,533,400.32/57,027.25
  6. Step 6: Final answer
    x = 43,514.87

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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.