Home / 22,415.08-33,614.76-6,615.90

Finding the Fourth Proportional to 22,415.08, 33,614.76 and 6,615.90

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Solution

The fourth proportional to 22,415.08, 33,614.76 and 6,615.90 is: 9,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415.08 : 33,614.76 = 6,615.90 : x
  2. Step 2: Convert to fraction form
    22,415.08/33,614.76 = 6,615.90/x
  3. Step 3: Cross multiply
    22,415.08x = 33,614.76 × 6,615.90
  4. Step 4: Simplify right side
    22,415.08x = 222,391,789.44
  5. Step 5: Solve for x
    x = 222,391,789.44/22,415.08
  6. Step 6: Final answer
    x = 9,921.53

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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.