Home / 22,720.40-34,083.44-7,523.58

Finding the Fourth Proportional to 22,720.40, 34,083.44 and 7,523.58

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Solution

The fourth proportional to 22,720.40, 34,083.44 and 7,523.58 is: 11,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.40 : 34,083.44 = 7,523.58 : x
  2. Step 2: Convert to fraction form
    22,720.40/34,083.44 = 7,523.58/x
  3. Step 3: Cross multiply
    22,720.40x = 34,083.44 × 7,523.58
  4. Step 4: Simplify right side
    22,720.40x = 256,429,449.90
  5. Step 5: Solve for x
    x = 256,429,449.90/22,720.40
  6. Step 6: Final answer
    x = 11,286.31

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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.