Home / 40,672.26-56,121.26-22,768.02

Finding the Fourth Proportional to 40,672.26, 56,121.26 and 22,768.02

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Solution

The fourth proportional to 40,672.26, 56,121.26 and 22,768.02 is: 31,416.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,672.26 : 56,121.26 = 22,768.02 : x
  2. Step 2: Convert to fraction form
    40,672.26/56,121.26 = 22,768.02/x
  3. Step 3: Cross multiply
    40,672.26x = 56,121.26 × 22,768.02
  4. Step 4: Simplify right side
    40,672.26x = 1,277,769,856.27
  5. Step 5: Solve for x
    x = 1,277,769,856.27/40,672.26
  6. Step 6: Final answer
    x = 31,416.25

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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.