Home / 17,984.24-26,976.36-8,118.08

Finding the Fourth Proportional to 17,984.24, 26,976.36 and 8,118.08

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Solution

The fourth proportional to 17,984.24, 26,976.36 and 8,118.08 is: 12,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.24 : 26,976.36 = 8,118.08 : x
  2. Step 2: Convert to fraction form
    17,984.24/26,976.36 = 8,118.08/x
  3. Step 3: Cross multiply
    17,984.24x = 26,976.36 × 8,118.08
  4. Step 4: Simplify right side
    17,984.24x = 218,996,248.59
  5. Step 5: Solve for x
    x = 218,996,248.59/17,984.24
  6. Step 6: Final answer
    x = 12,177.12

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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.