Home / 61,252.76-84,542.58-40,019.82

Finding the Fourth Proportional to 61,252.76, 84,542.58 and 40,019.82

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Solution

The fourth proportional to 61,252.76, 84,542.58 and 40,019.82 is: 55,236.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,252.76 : 84,542.58 = 40,019.82 : x
  2. Step 2: Convert to fraction form
    61,252.76/84,542.58 = 40,019.82/x
  3. Step 3: Cross multiply
    61,252.76x = 84,542.58 × 40,019.82
  4. Step 4: Simplify right side
    61,252.76x = 3,383,378,833.94
  5. Step 5: Solve for x
    x = 3,383,378,833.94/61,252.76
  6. Step 6: Final answer
    x = 55,236.35

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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.