Home / 17,622.64-26,433.44-7,089.40

Finding the Fourth Proportional to 17,622.64, 26,433.44 and 7,089.40

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Solution

The fourth proportional to 17,622.64, 26,433.44 and 7,089.40 is: 10,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.64 : 26,433.44 = 7,089.40 : x
  2. Step 2: Convert to fraction form
    17,622.64/26,433.44 = 7,089.40/x
  3. Step 3: Cross multiply
    17,622.64x = 26,433.44 × 7,089.40
  4. Step 4: Simplify right side
    17,622.64x = 187,397,229.54
  5. Step 5: Solve for x
    x = 187,397,229.54/17,622.64
  6. Step 6: Final answer
    x = 10,633.89

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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.