Home / 40,856.14-56,381.70-22,951.90

Finding the Fourth Proportional to 40,856.14, 56,381.70 and 22,951.90

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Solution

The fourth proportional to 40,856.14, 56,381.70 and 22,951.90 is: 31,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,856.14 : 56,381.70 = 22,951.90 : x
  2. Step 2: Convert to fraction form
    40,856.14/56,381.70 = 22,951.90/x
  3. Step 3: Cross multiply
    40,856.14x = 56,381.70 × 22,951.90
  4. Step 4: Simplify right side
    40,856.14x = 1,294,067,140.23
  5. Step 5: Solve for x
    x = 1,294,067,140.23/40,856.14
  6. Step 6: Final answer
    x = 31,673.75

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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.