Home / 18,750.31-28,093.06-9,852.41

Finding the Fourth Proportional to 18,750.31, 28,093.06 and 9,852.41

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Solution

The fourth proportional to 18,750.31, 28,093.06 and 9,852.41 is: 14,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750.31 : 28,093.06 = 9,852.41 : x
  2. Step 2: Convert to fraction form
    18,750.31/28,093.06 = 9,852.41/x
  3. Step 3: Cross multiply
    18,750.31x = 28,093.06 × 9,852.41
  4. Step 4: Simplify right side
    18,750.31x = 276,784,345.27
  5. Step 5: Solve for x
    x = 276,784,345.27/18,750.31
  6. Step 6: Final answer
    x = 14,761.59

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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.