Home / 18,845.02-28,262.10-7,600.36

Finding the Fourth Proportional to 18,845.02, 28,262.10 and 7,600.36

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Solution

The fourth proportional to 18,845.02, 28,262.10 and 7,600.36 is: 11,398.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.02 : 28,262.10 = 7,600.36 : x
  2. Step 2: Convert to fraction form
    18,845.02/28,262.10 = 7,600.36/x
  3. Step 3: Cross multiply
    18,845.02x = 28,262.10 × 7,600.36
  4. Step 4: Simplify right side
    18,845.02x = 214,802,134.36
  5. Step 5: Solve for x
    x = 214,802,134.36/18,845.02
  6. Step 6: Final answer
    x = 11,398.35

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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.