Home / 40,286.14-60,420.07-15,317.31

Finding the Fourth Proportional to 40,286.14, 60,420.07 and 15,317.31

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Solution

The fourth proportional to 40,286.14, 60,420.07 and 15,317.31 is: 22,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.14 : 60,420.07 = 15,317.31 : x
  2. Step 2: Convert to fraction form
    40,286.14/60,420.07 = 15,317.31/x
  3. Step 3: Cross multiply
    40,286.14x = 60,420.07 × 15,317.31
  4. Step 4: Simplify right side
    40,286.14x = 925,472,942.41
  5. Step 5: Solve for x
    x = 925,472,942.41/40,286.14
  6. Step 6: Final answer
    x = 22,972.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.