Home / 52,881.14-79,321.98-17,821.10

Finding the Fourth Proportional to 52,881.14, 79,321.98 and 17,821.10

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Solution

The fourth proportional to 52,881.14, 79,321.98 and 17,821.10 is: 26,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,881.14 : 79,321.98 = 17,821.10 : x
  2. Step 2: Convert to fraction form
    52,881.14/79,321.98 = 17,821.10/x
  3. Step 3: Cross multiply
    52,881.14x = 79,321.98 × 17,821.10
  4. Step 4: Simplify right side
    52,881.14x = 1,413,605,202.91
  5. Step 5: Solve for x
    x = 1,413,605,202.91/52,881.14
  6. Step 6: Final answer
    x = 26,731.74

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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.