Home / 12,446.34-17,176.59-6,857.34

Finding the Fourth Proportional to 12,446.34, 17,176.59 and 6,857.34

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Solution

The fourth proportional to 12,446.34, 17,176.59 and 6,857.34 is: 9,463.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446.34 : 17,176.59 = 6,857.34 : x
  2. Step 2: Convert to fraction form
    12,446.34/17,176.59 = 6,857.34/x
  3. Step 3: Cross multiply
    12,446.34x = 17,176.59 × 6,857.34
  4. Step 4: Simplify right side
    12,446.34x = 117,785,717.67
  5. Step 5: Solve for x
    x = 117,785,717.67/12,446.34
  6. Step 6: Final answer
    x = 9,463.48

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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.