Home / 23,016.84-31,769.87-13,588.44

Finding the Fourth Proportional to 23,016.84, 31,769.87 and 13,588.44

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Solution

The fourth proportional to 23,016.84, 31,769.87 and 13,588.44 is: 18,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,016.84 : 31,769.87 = 13,588.44 : x
  2. Step 2: Convert to fraction form
    23,016.84/31,769.87 = 13,588.44/x
  3. Step 3: Cross multiply
    23,016.84x = 31,769.87 × 13,588.44
  4. Step 4: Simplify right side
    23,016.84x = 431,702,904.36
  5. Step 5: Solve for x
    x = 431,702,904.36/23,016.84
  6. Step 6: Final answer
    x = 18,755.96

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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.