Home / 52,811.71-79,217.48-17,775.97

Finding the Fourth Proportional to 52,811.71, 79,217.48 and 17,775.97

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Solution

The fourth proportional to 52,811.71, 79,217.48 and 17,775.97 is: 26,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,811.71 : 79,217.48 = 17,775.97 : x
  2. Step 2: Convert to fraction form
    52,811.71/79,217.48 = 17,775.97/x
  3. Step 3: Cross multiply
    52,811.71x = 79,217.48 × 17,775.97
  4. Step 4: Simplify right side
    52,811.71x = 1,408,167,394.35
  5. Step 5: Solve for x
    x = 1,408,167,394.35/52,811.71
  6. Step 6: Final answer
    x = 26,663.92

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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.