Home / 17,972.72-26,940.71-6,276.32

Finding the Fourth Proportional to 17,972.72, 26,940.71 and 6,276.32

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Solution

The fourth proportional to 17,972.72, 26,940.71 and 6,276.32 is: 9,408.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.72 : 26,940.71 = 6,276.32 : x
  2. Step 2: Convert to fraction form
    17,972.72/26,940.71 = 6,276.32/x
  3. Step 3: Cross multiply
    17,972.72x = 26,940.71 × 6,276.32
  4. Step 4: Simplify right side
    17,972.72x = 169,088,397.97
  5. Step 5: Solve for x
    x = 169,088,397.97/17,972.72
  6. Step 6: Final answer
    x = 9,408.06

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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.