Home / 40,433.28-60,649.92-15,792

Finding the Fourth Proportional to 40,433.28, 60,649.92 and 15,792

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Solution

The fourth proportional to 40,433.28, 60,649.92 and 15,792 is: 23,688

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.28 : 60,649.92 = 15,792 : x
  2. Step 2: Convert to fraction form
    40,433.28/60,649.92 = 15,792/x
  3. Step 3: Cross multiply
    40,433.28x = 60,649.92 × 15,792
  4. Step 4: Simplify right side
    40,433.28x = 957,783,536.64
  5. Step 5: Solve for x
    x = 957,783,536.64/40,433.28
  6. Step 6: Final answer
    x = 23,688

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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.