Home / 22,050.12-33,081.41-8,911.72

Finding the Fourth Proportional to 22,050.12, 33,081.41 and 8,911.72

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Solution

The fourth proportional to 22,050.12, 33,081.41 and 8,911.72 is: 13,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.12 : 33,081.41 = 8,911.72 : x
  2. Step 2: Convert to fraction form
    22,050.12/33,081.41 = 8,911.72/x
  3. Step 3: Cross multiply
    22,050.12x = 33,081.41 × 8,911.72
  4. Step 4: Simplify right side
    22,050.12x = 294,812,326.76
  5. Step 5: Solve for x
    x = 294,812,326.76/22,050.12
  6. Step 6: Final answer
    x = 13,370.10

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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.