Home / 21,869.06-32,798.07-6,286.68

Finding the Fourth Proportional to 21,869.06, 32,798.07 and 6,286.68

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Solution

The fourth proportional to 21,869.06, 32,798.07 and 6,286.68 is: 9,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,869.06 : 32,798.07 = 6,286.68 : x
  2. Step 2: Convert to fraction form
    21,869.06/32,798.07 = 6,286.68/x
  3. Step 3: Cross multiply
    21,869.06x = 32,798.07 × 6,286.68
  4. Step 4: Simplify right side
    21,869.06x = 206,190,970.71
  5. Step 5: Solve for x
    x = 206,190,970.71/21,869.06
  6. Step 6: Final answer
    x = 9,428.44

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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.