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Finding the Fourth Proportional to 35,189.90, 52,794.03 and 15,472.34

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Solution

The fourth proportional to 35,189.90, 52,794.03 and 15,472.34 is: 23,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,189.90 : 52,794.03 = 15,472.34 : x
  2. Step 2: Convert to fraction form
    35,189.90/52,794.03 = 15,472.34/x
  3. Step 3: Cross multiply
    35,189.90x = 52,794.03 × 15,472.34
  4. Step 4: Simplify right side
    35,189.90x = 816,847,182.13
  5. Step 5: Solve for x
    x = 816,847,182.13/35,189.90
  6. Step 6: Final answer
    x = 23,212.55

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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.