Home / 21,822.72-32,739.32-7,033.04

Finding the Fourth Proportional to 21,822.72, 32,739.32 and 7,033.04

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Solution

The fourth proportional to 21,822.72, 32,739.32 and 7,033.04 is: 10,551.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822.72 : 32,739.32 = 7,033.04 : x
  2. Step 2: Convert to fraction form
    21,822.72/32,739.32 = 7,033.04/x
  3. Step 3: Cross multiply
    21,822.72x = 32,739.32 × 7,033.04
  4. Step 4: Simplify right side
    21,822.72x = 230,256,947.13
  5. Step 5: Solve for x
    x = 230,256,947.13/21,822.72
  6. Step 6: Final answer
    x = 10,551.25

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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.