Home / 23,194.54-31,997.19-13,756.42

Finding the Fourth Proportional to 23,194.54, 31,997.19 and 13,756.42

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Solution

The fourth proportional to 23,194.54, 31,997.19 and 13,756.42 is: 18,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,194.54 : 31,997.19 = 13,756.42 : x
  2. Step 2: Convert to fraction form
    23,194.54/31,997.19 = 13,756.42/x
  3. Step 3: Cross multiply
    23,194.54x = 31,997.19 × 13,756.42
  4. Step 4: Simplify right side
    23,194.54x = 440,166,784.46
  5. Step 5: Solve for x
    x = 440,166,784.46/23,194.54
  6. Step 6: Final answer
    x = 18,977.17

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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.