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Finding the Fourth Proportional to 58,480.40, 87,735.16 and 16,927.44

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Solution

The fourth proportional to 58,480.40, 87,735.16 and 16,927.44 is: 25,395.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,480.40 : 87,735.16 = 16,927.44 : x
  2. Step 2: Convert to fraction form
    58,480.40/87,735.16 = 16,927.44/x
  3. Step 3: Cross multiply
    58,480.40x = 87,735.16 × 16,927.44
  4. Step 4: Simplify right side
    58,480.40x = 1,485,131,656.79
  5. Step 5: Solve for x
    x = 1,485,131,656.79/58,480.40
  6. Step 6: Final answer
    x = 25,395.37

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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.