Home / 52,696.96-79,076.55-19,440.25

Finding the Fourth Proportional to 52,696.96, 79,076.55 and 19,440.25

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Solution

The fourth proportional to 52,696.96, 79,076.55 and 19,440.25 is: 29,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,696.96 : 79,076.55 = 19,440.25 : x
  2. Step 2: Convert to fraction form
    52,696.96/79,076.55 = 19,440.25/x
  3. Step 3: Cross multiply
    52,696.96x = 79,076.55 × 19,440.25
  4. Step 4: Simplify right side
    52,696.96x = 1,537,267,901.14
  5. Step 5: Solve for x
    x = 1,537,267,901.14/52,696.96
  6. Step 6: Final answer
    x = 29,171.85

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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.