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Finding the Fourth Proportional to 61,776.02, 92,664.02 and 15,028.49

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Solution

The fourth proportional to 61,776.02, 92,664.02 and 15,028.49 is: 22,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,776.02 : 92,664.02 = 15,028.49 : x
  2. Step 2: Convert to fraction form
    61,776.02/92,664.02 = 15,028.49/x
  3. Step 3: Cross multiply
    61,776.02x = 92,664.02 × 15,028.49
  4. Step 4: Simplify right side
    61,776.02x = 1,392,600,297.93
  5. Step 5: Solve for x
    x = 1,392,600,297.93/61,776.02
  6. Step 6: Final answer
    x = 22,542.73

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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.