Home / 51,883.40-77,812.78-23,785.96

Finding the Fourth Proportional to 51,883.40, 77,812.78 and 23,785.96

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Solution

The fourth proportional to 51,883.40, 77,812.78 and 23,785.96 is: 35,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,883.40 : 77,812.78 = 23,785.96 : x
  2. Step 2: Convert to fraction form
    51,883.40/77,812.78 = 23,785.96/x
  3. Step 3: Cross multiply
    51,883.40x = 77,812.78 × 23,785.96
  4. Step 4: Simplify right side
    51,883.40x = 1,850,851,672.57
  5. Step 5: Solve for x
    x = 1,850,851,672.57/51,883.40
  6. Step 6: Final answer
    x = 35,673.29

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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.