Home / 52,135.26-78,213.82-22,557.30

Finding the Fourth Proportional to 52,135.26, 78,213.82 and 22,557.30

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Solution

The fourth proportional to 52,135.26, 78,213.82 and 22,557.30 is: 33,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.26 : 78,213.82 = 22,557.30 : x
  2. Step 2: Convert to fraction form
    52,135.26/78,213.82 = 22,557.30/x
  3. Step 3: Cross multiply
    52,135.26x = 78,213.82 × 22,557.30
  4. Step 4: Simplify right side
    52,135.26x = 1,764,292,210.82
  5. Step 5: Solve for x
    x = 1,764,292,210.82/52,135.26
  6. Step 6: Final answer
    x = 33,840.67

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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.