Home / 22,021.20-33,014.48-15,074.64

Finding the Fourth Proportional to 22,021.20, 33,014.48 and 15,074.64

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Solution

The fourth proportional to 22,021.20, 33,014.48 and 15,074.64 is: 22,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.20 : 33,014.48 = 15,074.64 : x
  2. Step 2: Convert to fraction form
    22,021.20/33,014.48 = 15,074.64/x
  3. Step 3: Cross multiply
    22,021.20x = 33,014.48 × 15,074.64
  4. Step 4: Simplify right side
    22,021.20x = 497,681,400.79
  5. Step 5: Solve for x
    x = 497,681,400.79/22,021.20
  6. Step 6: Final answer
    x = 22,600.10

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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.