Home / 52,945.64-79,418.78-17,885.48

Finding the Fourth Proportional to 52,945.64, 79,418.78 and 17,885.48

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Solution

The fourth proportional to 52,945.64, 79,418.78 and 17,885.48 is: 26,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.64 : 79,418.78 = 17,885.48 : x
  2. Step 2: Convert to fraction form
    52,945.64/79,418.78 = 17,885.48/x
  3. Step 3: Cross multiply
    52,945.64x = 79,418.78 × 17,885.48
  4. Step 4: Simplify right side
    52,945.64x = 1,420,443,001.31
  5. Step 5: Solve for x
    x = 1,420,443,001.31/52,945.64
  6. Step 6: Final answer
    x = 26,828.33

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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.