Home / 21,976.71-32,967.49-6,395.55

Finding the Fourth Proportional to 21,976.71, 32,967.49 and 6,395.55

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Solution

The fourth proportional to 21,976.71, 32,967.49 and 6,395.55 is: 9,594.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976.71 : 32,967.49 = 6,395.55 : x
  2. Step 2: Convert to fraction form
    21,976.71/32,967.49 = 6,395.55/x
  3. Step 3: Cross multiply
    21,976.71x = 32,967.49 × 6,395.55
  4. Step 4: Simplify right side
    21,976.71x = 210,845,230.67
  5. Step 5: Solve for x
    x = 210,845,230.67/21,976.71
  6. Step 6: Final answer
    x = 9,594.03

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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.