Home / 17,998.58-27,003.95-11,340.08

Finding the Fourth Proportional to 17,998.58, 27,003.95 and 11,340.08

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Solution

The fourth proportional to 17,998.58, 27,003.95 and 11,340.08 is: 17,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.58 : 27,003.95 = 11,340.08 : x
  2. Step 2: Convert to fraction form
    17,998.58/27,003.95 = 11,340.08/x
  3. Step 3: Cross multiply
    17,998.58x = 27,003.95 × 11,340.08
  4. Step 4: Simplify right side
    17,998.58x = 306,226,967.49
  5. Step 5: Solve for x
    x = 306,226,967.49/17,998.58
  6. Step 6: Final answer
    x = 17,013.95

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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.