Home / 17,622.04-26,433.32-5,142.12

Finding the Fourth Proportional to 17,622.04, 26,433.32 and 5,142.12

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Solution

The fourth proportional to 17,622.04, 26,433.32 and 5,142.12 is: 7,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.04 : 26,433.32 = 5,142.12 : x
  2. Step 2: Convert to fraction form
    17,622.04/26,433.32 = 5,142.12/x
  3. Step 3: Cross multiply
    17,622.04x = 26,433.32 × 5,142.12
  4. Step 4: Simplify right side
    17,622.04x = 135,923,303.44
  5. Step 5: Solve for x
    x = 135,923,303.44/17,622.04
  6. Step 6: Final answer
    x = 7,713.26

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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.