Home / 52,712.96-79,100.63-19,456.19

Finding the Fourth Proportional to 52,712.96, 79,100.63 and 19,456.19

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Solution

The fourth proportional to 52,712.96, 79,100.63 and 19,456.19 is: 29,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,712.96 : 79,100.63 = 19,456.19 : x
  2. Step 2: Convert to fraction form
    52,712.96/79,100.63 = 19,456.19/x
  3. Step 3: Cross multiply
    52,712.96x = 79,100.63 × 19,456.19
  4. Step 4: Simplify right side
    52,712.96x = 1,538,996,886.40
  5. Step 5: Solve for x
    x = 1,538,996,886.40/52,712.96
  6. Step 6: Final answer
    x = 29,195.80

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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.