Home / 23,989.29-33,105.38-13,923.75

Finding the Fourth Proportional to 23,989.29, 33,105.38 and 13,923.75

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Solution

The fourth proportional to 23,989.29, 33,105.38 and 13,923.75 is: 19,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.29 : 33,105.38 = 13,923.75 : x
  2. Step 2: Convert to fraction form
    23,989.29/33,105.38 = 13,923.75/x
  3. Step 3: Cross multiply
    23,989.29x = 33,105.38 × 13,923.75
  4. Step 4: Simplify right side
    23,989.29x = 460,950,965.16
  5. Step 5: Solve for x
    x = 460,950,965.16/23,989.29
  6. Step 6: Final answer
    x = 19,214.86

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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.