Home / 40,431.84-60,645.71-15,469.97

Finding the Fourth Proportional to 40,431.84, 60,645.71 and 15,469.97

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Solution

The fourth proportional to 40,431.84, 60,645.71 and 15,469.97 is: 23,204.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.84 : 60,645.71 = 15,469.97 : x
  2. Step 2: Convert to fraction form
    40,431.84/60,645.71 = 15,469.97/x
  3. Step 3: Cross multiply
    40,431.84x = 60,645.71 × 15,469.97
  4. Step 4: Simplify right side
    40,431.84x = 938,186,933.75
  5. Step 5: Solve for x
    x = 938,186,933.75/40,431.84
  6. Step 6: Final answer
    x = 23,204.16

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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.