Home / 15,795.63-21,799.25-9,083.44

Finding the Fourth Proportional to 15,795.63, 21,799.25 and 9,083.44

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Solution

The fourth proportional to 15,795.63, 21,799.25 and 9,083.44 is: 12,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.63 : 21,799.25 = 9,083.44 : x
  2. Step 2: Convert to fraction form
    15,795.63/21,799.25 = 9,083.44/x
  3. Step 3: Cross multiply
    15,795.63x = 21,799.25 × 9,083.44
  4. Step 4: Simplify right side
    15,795.63x = 198,012,179.42
  5. Step 5: Solve for x
    x = 198,012,179.42/15,795.63
  6. Step 6: Final answer
    x = 12,535.88

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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.