Home / 17,986.22-26,983.28-5,507.21

Finding the Fourth Proportional to 17,986.22, 26,983.28 and 5,507.21

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Solution

The fourth proportional to 17,986.22, 26,983.28 and 5,507.21 is: 8,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.22 : 26,983.28 = 5,507.21 : x
  2. Step 2: Convert to fraction form
    17,986.22/26,983.28 = 5,507.21/x
  3. Step 3: Cross multiply
    17,986.22x = 26,983.28 × 5,507.21
  4. Step 4: Simplify right side
    17,986.22x = 148,602,589.45
  5. Step 5: Solve for x
    x = 148,602,589.45/17,986.22
  6. Step 6: Final answer
    x = 8,262.02

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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.