Home / 51,287.06-70,773.27-28,627.52

Finding the Fourth Proportional to 51,287.06, 70,773.27 and 28,627.52

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Solution

The fourth proportional to 51,287.06, 70,773.27 and 28,627.52 is: 39,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287.06 : 70,773.27 = 28,627.52 : x
  2. Step 2: Convert to fraction form
    51,287.06/70,773.27 = 28,627.52/x
  3. Step 3: Cross multiply
    51,287.06x = 70,773.27 × 28,627.52
  4. Step 4: Simplify right side
    51,287.06x = 2,026,062,705.39
  5. Step 5: Solve for x
    x = 2,026,062,705.39/51,287.06
  6. Step 6: Final answer
    x = 39,504.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.