Home / 17,679.02-26,530.68-11,436.35

Finding the Fourth Proportional to 17,679.02, 26,530.68 and 11,436.35

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Solution

The fourth proportional to 17,679.02, 26,530.68 and 11,436.35 is: 17,162.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.02 : 26,530.68 = 11,436.35 : x
  2. Step 2: Convert to fraction form
    17,679.02/26,530.68 = 11,436.35/x
  3. Step 3: Cross multiply
    17,679.02x = 26,530.68 × 11,436.35
  4. Step 4: Simplify right side
    17,679.02x = 303,414,142.22
  5. Step 5: Solve for x
    x = 303,414,142.22/17,679.02
  6. Step 6: Final answer
    x = 17,162.38

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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.