Home / 22,200.40-33,289.32-7,404.10

Finding the Fourth Proportional to 22,200.40, 33,289.32 and 7,404.10

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Solution

The fourth proportional to 22,200.40, 33,289.32 and 7,404.10 is: 11,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,200.40 : 33,289.32 = 7,404.10 : x
  2. Step 2: Convert to fraction form
    22,200.40/33,289.32 = 7,404.10/x
  3. Step 3: Cross multiply
    22,200.40x = 33,289.32 × 7,404.10
  4. Step 4: Simplify right side
    22,200.40x = 246,477,454.21
  5. Step 5: Solve for x
    x = 246,477,454.21/22,200.40
  6. Step 6: Final answer
    x = 11,102.39

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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.