Home / 22,134.06-33,172.34-8,979.26

Finding the Fourth Proportional to 22,134.06, 33,172.34 and 8,979.26

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Solution

The fourth proportional to 22,134.06, 33,172.34 and 8,979.26 is: 13,457.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,134.06 : 33,172.34 = 8,979.26 : x
  2. Step 2: Convert to fraction form
    22,134.06/33,172.34 = 8,979.26/x
  3. Step 3: Cross multiply
    22,134.06x = 33,172.34 × 8,979.26
  4. Step 4: Simplify right side
    22,134.06x = 297,862,854.91
  5. Step 5: Solve for x
    x = 297,862,854.91/22,134.06
  6. Step 6: Final answer
    x = 13,457.22

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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.