Home / 40,920.29-56,469.44-23,015.29

Finding the Fourth Proportional to 40,920.29, 56,469.44 and 23,015.29

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Solution

The fourth proportional to 40,920.29, 56,469.44 and 23,015.29 is: 31,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.29 : 56,469.44 = 23,015.29 : x
  2. Step 2: Convert to fraction form
    40,920.29/56,469.44 = 23,015.29/x
  3. Step 3: Cross multiply
    40,920.29x = 56,469.44 × 23,015.29
  4. Step 4: Simplify right side
    40,920.29x = 1,299,660,255.39
  5. Step 5: Solve for x
    x = 1,299,660,255.39/40,920.29
  6. Step 6: Final answer
    x = 31,760.78

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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.