Home / 23,009.25-31,739.78-14,496.75

Finding the Fourth Proportional to 23,009.25, 31,739.78 and 14,496.75

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Solution

The fourth proportional to 23,009.25, 31,739.78 and 14,496.75 is: 19,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,009.25 : 31,739.78 = 14,496.75 : x
  2. Step 2: Convert to fraction form
    23,009.25/31,739.78 = 14,496.75/x
  3. Step 3: Cross multiply
    23,009.25x = 31,739.78 × 14,496.75
  4. Step 4: Simplify right side
    23,009.25x = 460,123,583.23
  5. Step 5: Solve for x
    x = 460,123,583.23/23,009.25
  6. Step 6: Final answer
    x = 19,997.33

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Half scale
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Double scale
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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.