Home / 21,826.67-32,739.78-9,336.11

Finding the Fourth Proportional to 21,826.67, 32,739.78 and 9,336.11

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Solution

The fourth proportional to 21,826.67, 32,739.78 and 9,336.11 is: 14,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,826.67 : 32,739.78 = 9,336.11 : x
  2. Step 2: Convert to fraction form
    21,826.67/32,739.78 = 9,336.11/x
  3. Step 3: Cross multiply
    21,826.67x = 32,739.78 × 9,336.11
  4. Step 4: Simplify right side
    21,826.67x = 305,662,187.46
  5. Step 5: Solve for x
    x = 305,662,187.46/21,826.67
  6. Step 6: Final answer
    x = 14,004.07

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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.