Home / 52,856.73-72,944.60-31,631.85

Finding the Fourth Proportional to 52,856.73, 72,944.60 and 31,631.85

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Solution

The fourth proportional to 52,856.73, 72,944.60 and 31,631.85 is: 43,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,856.73 : 72,944.60 = 31,631.85 : x
  2. Step 2: Convert to fraction form
    52,856.73/72,944.60 = 31,631.85/x
  3. Step 3: Cross multiply
    52,856.73x = 72,944.60 × 31,631.85
  4. Step 4: Simplify right side
    52,856.73x = 2,307,372,487.35
  5. Step 5: Solve for x
    x = 2,307,372,487.35/52,856.73
  6. Step 6: Final answer
    x = 43,653.33

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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.