Home / 52,281.72-78,378.48-22,677.25

Finding the Fourth Proportional to 52,281.72, 78,378.48 and 22,677.25

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Solution

The fourth proportional to 52,281.72, 78,378.48 and 22,677.25 is: 33,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,281.72 : 78,378.48 = 22,677.25 : x
  2. Step 2: Convert to fraction form
    52,281.72/78,378.48 = 22,677.25/x
  3. Step 3: Cross multiply
    52,281.72x = 78,378.48 × 22,677.25
  4. Step 4: Simplify right side
    52,281.72x = 1,777,408,385.58
  5. Step 5: Solve for x
    x = 1,777,408,385.58/52,281.72
  6. Step 6: Final answer
    x = 33,996.75

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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.