Home / 51,224.40-76,835.25-21,634.29

Finding the Fourth Proportional to 51,224.40, 76,835.25 and 21,634.29

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Solution

The fourth proportional to 51,224.40, 76,835.25 and 21,634.29 is: 32,450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224.40 : 76,835.25 = 21,634.29 : x
  2. Step 2: Convert to fraction form
    51,224.40/76,835.25 = 21,634.29/x
  3. Step 3: Cross multiply
    51,224.40x = 76,835.25 × 21,634.29
  4. Step 4: Simplify right side
    51,224.40x = 1,662,276,080.72
  5. Step 5: Solve for x
    x = 1,662,276,080.72/51,224.40
  6. Step 6: Final answer
    x = 32,450.86

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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.