Home / 17,716.32-24,446.88-13,003.20

Finding the Fourth Proportional to 17,716.32, 24,446.88 and 13,003.20

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Solution

The fourth proportional to 17,716.32, 24,446.88 and 13,003.20 is: 17,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716.32 : 24,446.88 = 13,003.20 : x
  2. Step 2: Convert to fraction form
    17,716.32/24,446.88 = 13,003.20/x
  3. Step 3: Cross multiply
    17,716.32x = 24,446.88 × 13,003.20
  4. Step 4: Simplify right side
    17,716.32x = 317,887,670.02
  5. Step 5: Solve for x
    x = 317,887,670.02/17,716.32
  6. Step 6: Final answer
    x = 17,943.21

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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.