Home / 17,623.04-26,434.82-5,143.12

Finding the Fourth Proportional to 17,623.04, 26,434.82 and 5,143.12

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Solution

The fourth proportional to 17,623.04, 26,434.82 and 5,143.12 is: 7,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.04 : 26,434.82 = 5,143.12 : x
  2. Step 2: Convert to fraction form
    17,623.04/26,434.82 = 5,143.12/x
  3. Step 3: Cross multiply
    17,623.04x = 26,434.82 × 5,143.12
  4. Step 4: Simplify right side
    17,623.04x = 135,957,451.44
  5. Step 5: Solve for x
    x = 135,957,451.44/17,623.04
  6. Step 6: Final answer
    x = 7,714.76

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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.