Home / 17,997.12-27,002.16-6,312.06

Finding the Fourth Proportional to 17,997.12, 27,002.16 and 6,312.06

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Solution

The fourth proportional to 17,997.12, 27,002.16 and 6,312.06 is: 9,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.12 : 27,002.16 = 6,312.06 : x
  2. Step 2: Convert to fraction form
    17,997.12/27,002.16 = 6,312.06/x
  3. Step 3: Cross multiply
    17,997.12x = 27,002.16 × 6,312.06
  4. Step 4: Simplify right side
    17,997.12x = 170,439,254.05
  5. Step 5: Solve for x
    x = 170,439,254.05/17,997.12
  6. Step 6: Final answer
    x = 9,470.36

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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.