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Finding the Fourth Proportional to 52,792.88, 79,190.76 and 15,351.44

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Solution

The fourth proportional to 52,792.88, 79,190.76 and 15,351.44 is: 23,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.88 : 79,190.76 = 15,351.44 : x
  2. Step 2: Convert to fraction form
    52,792.88/79,190.76 = 15,351.44/x
  3. Step 3: Cross multiply
    52,792.88x = 79,190.76 × 15,351.44
  4. Step 4: Simplify right side
    52,792.88x = 1,215,692,200.69
  5. Step 5: Solve for x
    x = 1,215,692,200.69/52,792.88
  6. Step 6: Final answer
    x = 23,027.58

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1.5x scale

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.