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Finding the Fourth Proportional to 35,469.98, 53,212.86 and 15,482.66

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Solution

The fourth proportional to 35,469.98, 53,212.86 and 15,482.66 is: 23,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.98 : 53,212.86 = 15,482.66 : x
  2. Step 2: Convert to fraction form
    35,469.98/53,212.86 = 15,482.66/x
  3. Step 3: Cross multiply
    35,469.98x = 53,212.86 × 15,482.66
  4. Step 4: Simplify right side
    35,469.98x = 823,876,619.01
  5. Step 5: Solve for x
    x = 823,876,619.01/35,469.98
  6. Step 6: Final answer
    x = 23,227.43

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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.