Home / 17,620.85-24,317.89-11,642.04

Finding the Fourth Proportional to 17,620.85, 24,317.89 and 11,642.04

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Solution

The fourth proportional to 17,620.85, 24,317.89 and 11,642.04 is: 16,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.85 : 24,317.89 = 11,642.04 : x
  2. Step 2: Convert to fraction form
    17,620.85/24,317.89 = 11,642.04/x
  3. Step 3: Cross multiply
    17,620.85x = 24,317.89 × 11,642.04
  4. Step 4: Simplify right side
    17,620.85x = 283,109,818.99
  5. Step 5: Solve for x
    x = 283,109,818.99/17,620.85
  6. Step 6: Final answer
    x = 16,066.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.