Home / 22,305.78-33,464.30-15,744.78

Finding the Fourth Proportional to 22,305.78, 33,464.30 and 15,744.78

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Solution

The fourth proportional to 22,305.78, 33,464.30 and 15,744.78 is: 23,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.78 : 33,464.30 = 15,744.78 : x
  2. Step 2: Convert to fraction form
    22,305.78/33,464.30 = 15,744.78/x
  3. Step 3: Cross multiply
    22,305.78x = 33,464.30 × 15,744.78
  4. Step 4: Simplify right side
    22,305.78x = 526,887,962.63
  5. Step 5: Solve for x
    x = 526,887,962.63/22,305.78
  6. Step 6: Final answer
    x = 23,621.14

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1.5x scale

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.