Home / 17,768.31-26,586.69-14,247.55

Finding the Fourth Proportional to 17,768.31, 26,586.69 and 14,247.55

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Solution

The fourth proportional to 17,768.31, 26,586.69 and 14,247.55 is: 21,318.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.31 : 26,586.69 = 14,247.55 : x
  2. Step 2: Convert to fraction form
    17,768.31/26,586.69 = 14,247.55/x
  3. Step 3: Cross multiply
    17,768.31x = 26,586.69 × 14,247.55
  4. Step 4: Simplify right side
    17,768.31x = 378,795,195.11
  5. Step 5: Solve for x
    x = 378,795,195.11/17,768.31
  6. Step 6: Final answer
    x = 21,318.58

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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.