Home / 40,920.14-56,469.25-23,015.14

Finding the Fourth Proportional to 40,920.14, 56,469.25 and 23,015.14

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Solution

The fourth proportional to 40,920.14, 56,469.25 and 23,015.14 is: 31,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.14 : 56,469.25 = 23,015.14 : x
  2. Step 2: Convert to fraction form
    40,920.14/56,469.25 = 23,015.14/x
  3. Step 3: Cross multiply
    40,920.14x = 56,469.25 × 23,015.14
  4. Step 4: Simplify right side
    40,920.14x = 1,299,647,582.04
  5. Step 5: Solve for x
    x = 1,299,647,582.04/40,920.14
  6. Step 6: Final answer
    x = 31,760.59

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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.