Home / 51,852.66-77,778.09-16,792.38

Finding the Fourth Proportional to 51,852.66, 77,778.09 and 16,792.38

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Solution

The fourth proportional to 51,852.66, 77,778.09 and 16,792.38 is: 25,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.66 : 77,778.09 = 16,792.38 : x
  2. Step 2: Convert to fraction form
    51,852.66/77,778.09 = 16,792.38/x
  3. Step 3: Cross multiply
    51,852.66x = 77,778.09 × 16,792.38
  4. Step 4: Simplify right side
    51,852.66x = 1,306,079,242.95
  5. Step 5: Solve for x
    x = 1,306,079,242.95/51,852.66
  6. Step 6: Final answer
    x = 25,188.28

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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.