Home / 53,236.13-79,870.82-15,796.39

Finding the Fourth Proportional to 53,236.13, 79,870.82 and 15,796.39

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Solution

The fourth proportional to 53,236.13, 79,870.82 and 15,796.39 is: 23,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.13 : 79,870.82 = 15,796.39 : x
  2. Step 2: Convert to fraction form
    53,236.13/79,870.82 = 15,796.39/x
  3. Step 3: Cross multiply
    53,236.13x = 79,870.82 × 15,796.39
  4. Step 4: Simplify right side
    53,236.13x = 1,261,670,422.66
  5. Step 5: Solve for x
    x = 1,261,670,422.66/53,236.13
  6. Step 6: Final answer
    x = 23,699.52

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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.