Home / 23,164.29-31,949.84-14,667.80

Finding the Fourth Proportional to 23,164.29, 31,949.84 and 14,667.80

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Solution

The fourth proportional to 23,164.29, 31,949.84 and 14,667.80 is: 20,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,164.29 : 31,949.84 = 14,667.80 : x
  2. Step 2: Convert to fraction form
    23,164.29/31,949.84 = 14,667.80/x
  3. Step 3: Cross multiply
    23,164.29x = 31,949.84 × 14,667.80
  4. Step 4: Simplify right side
    23,164.29x = 468,633,740.07
  5. Step 5: Solve for x
    x = 468,633,740.07/23,164.29
  6. Step 6: Final answer
    x = 20,230.87

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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.