Home / 41,040.81-61,569.45-12,963.48

Finding the Fourth Proportional to 41,040.81, 61,569.45 and 12,963.48

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Solution

The fourth proportional to 41,040.81, 61,569.45 and 12,963.48 is: 19,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,040.81 : 61,569.45 = 12,963.48 : x
  2. Step 2: Convert to fraction form
    41,040.81/61,569.45 = 12,963.48/x
  3. Step 3: Cross multiply
    41,040.81x = 61,569.45 × 12,963.48
  4. Step 4: Simplify right side
    41,040.81x = 798,154,333.69
  5. Step 5: Solve for x
    x = 798,154,333.69/41,040.81
  6. Step 6: Final answer
    x = 19,447.82

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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.