Home / 22,419.66-33,621.21-9,767.85

Finding the Fourth Proportional to 22,419.66, 33,621.21 and 9,767.85

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Solution

The fourth proportional to 22,419.66, 33,621.21 and 9,767.85 is: 14,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.66 : 33,621.21 = 9,767.85 : x
  2. Step 2: Convert to fraction form
    22,419.66/33,621.21 = 9,767.85/x
  3. Step 3: Cross multiply
    22,419.66x = 33,621.21 × 9,767.85
  4. Step 4: Simplify right side
    22,419.66x = 328,406,936.10
  5. Step 5: Solve for x
    x = 328,406,936.10/22,419.66
  6. Step 6: Final answer
    x = 14,648.17

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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.