Home / 23,144.30-31,939.08-12,533.94

Finding the Fourth Proportional to 23,144.30, 31,939.08 and 12,533.94

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Solution

The fourth proportional to 23,144.30, 31,939.08 and 12,533.94 is: 17,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144.30 : 31,939.08 = 12,533.94 : x
  2. Step 2: Convert to fraction form
    23,144.30/31,939.08 = 12,533.94/x
  3. Step 3: Cross multiply
    23,144.30x = 31,939.08 × 12,533.94
  4. Step 4: Simplify right side
    23,144.30x = 400,322,512.38
  5. Step 5: Solve for x
    x = 400,322,512.38/23,144.30
  6. Step 6: Final answer
    x = 17,296.81

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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.