Home / 17,178.60-23,717.84-13,192.56

Finding the Fourth Proportional to 17,178.60, 23,717.84 and 13,192.56

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Solution

The fourth proportional to 17,178.60, 23,717.84 and 13,192.56 is: 18,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.60 : 23,717.84 = 13,192.56 : x
  2. Step 2: Convert to fraction form
    17,178.60/23,717.84 = 13,192.56/x
  3. Step 3: Cross multiply
    17,178.60x = 23,717.84 × 13,192.56
  4. Step 4: Simplify right side
    17,178.60x = 312,899,027.27
  5. Step 5: Solve for x
    x = 312,899,027.27/17,178.60
  6. Step 6: Final answer
    x = 18,214.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.