Home / 21,943.22-32,918.07-6,358.82

Finding the Fourth Proportional to 21,943.22, 32,918.07 and 6,358.82

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Solution

The fourth proportional to 21,943.22, 32,918.07 and 6,358.82 is: 9,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,943.22 : 32,918.07 = 6,358.82 : x
  2. Step 2: Convert to fraction form
    21,943.22/32,918.07 = 6,358.82/x
  3. Step 3: Cross multiply
    21,943.22x = 32,918.07 × 6,358.82
  4. Step 4: Simplify right side
    21,943.22x = 209,319,917.29
  5. Step 5: Solve for x
    x = 209,319,917.29/21,943.22
  6. Step 6: Final answer
    x = 9,539.16

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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.