Home / 16,717.62-23,073.74-9,643.08

Finding the Fourth Proportional to 16,717.62, 23,073.74 and 9,643.08

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Solution

The fourth proportional to 16,717.62, 23,073.74 and 9,643.08 is: 13,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.62 : 23,073.74 = 9,643.08 : x
  2. Step 2: Convert to fraction form
    16,717.62/23,073.74 = 9,643.08/x
  3. Step 3: Cross multiply
    16,717.62x = 23,073.74 × 9,643.08
  4. Step 4: Simplify right side
    16,717.62x = 222,501,920.72
  5. Step 5: Solve for x
    x = 222,501,920.72/16,717.62
  6. Step 6: Final answer
    x = 13,309.43

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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.