Home / 23,338.25-32,195.68-15,787.22

Finding the Fourth Proportional to 23,338.25, 32,195.68 and 15,787.22

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Solution

The fourth proportional to 23,338.25, 32,195.68 and 15,787.22 is: 21,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.25 : 32,195.68 = 15,787.22 : x
  2. Step 2: Convert to fraction form
    23,338.25/32,195.68 = 15,787.22/x
  3. Step 3: Cross multiply
    23,338.25x = 32,195.68 × 15,787.22
  4. Step 4: Simplify right side
    23,338.25x = 508,280,283.21
  5. Step 5: Solve for x
    x = 508,280,283.21/23,338.25
  6. Step 6: Final answer
    x = 21,778.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.