Home / 52,713.58-79,101.56-19,456.81

Finding the Fourth Proportional to 52,713.58, 79,101.56 and 19,456.81

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Solution

The fourth proportional to 52,713.58, 79,101.56 and 19,456.81 is: 29,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,713.58 : 79,101.56 = 19,456.81 : x
  2. Step 2: Convert to fraction form
    52,713.58/79,101.56 = 19,456.81/x
  3. Step 3: Cross multiply
    52,713.58x = 79,101.56 × 19,456.81
  4. Step 4: Simplify right side
    52,713.58x = 1,539,064,023.62
  5. Step 5: Solve for x
    x = 1,539,064,023.62/52,713.58
  6. Step 6: Final answer
    x = 29,196.73

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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.