Home / 23,939.64-35,916.78-12,261.12

Finding the Fourth Proportional to 23,939.64, 35,916.78 and 12,261.12

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Solution

The fourth proportional to 23,939.64, 35,916.78 and 12,261.12 is: 18,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.64 : 35,916.78 = 12,261.12 : x
  2. Step 2: Convert to fraction form
    23,939.64/35,916.78 = 12,261.12/x
  3. Step 3: Cross multiply
    23,939.64x = 35,916.78 × 12,261.12
  4. Step 4: Simplify right side
    23,939.64x = 440,379,949.59
  5. Step 5: Solve for x
    x = 440,379,949.59/23,939.64
  6. Step 6: Final answer
    x = 18,395.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.