Home / 22,131.55-33,202.51-8,805.30

Finding the Fourth Proportional to 22,131.55, 33,202.51 and 8,805.30

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Solution

The fourth proportional to 22,131.55, 33,202.51 and 8,805.30 is: 13,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,131.55 : 33,202.51 = 8,805.30 : x
  2. Step 2: Convert to fraction form
    22,131.55/33,202.51 = 8,805.30/x
  3. Step 3: Cross multiply
    22,131.55x = 33,202.51 × 8,805.30
  4. Step 4: Simplify right side
    22,131.55x = 292,358,017.28
  5. Step 5: Solve for x
    x = 292,358,017.28/22,131.55
  6. Step 6: Final answer
    x = 13,210.01

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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.