Home / 22,200.32-33,293.28-7,405.28

Finding the Fourth Proportional to 22,200.32, 33,293.28 and 7,405.28

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Solution

The fourth proportional to 22,200.32, 33,293.28 and 7,405.28 is: 11,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,200.32 : 33,293.28 = 7,405.28 : x
  2. Step 2: Convert to fraction form
    22,200.32/33,293.28 = 7,405.28/x
  3. Step 3: Cross multiply
    22,200.32x = 33,293.28 × 7,405.28
  4. Step 4: Simplify right side
    22,200.32x = 246,546,060.52
  5. Step 5: Solve for x
    x = 246,546,060.52/22,200.32
  6. Step 6: Final answer
    x = 11,105.52

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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.