Home / 22,638.24-33,948.72-12,244.32

Finding the Fourth Proportional to 22,638.24, 33,948.72 and 12,244.32

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Solution

The fourth proportional to 22,638.24, 33,948.72 and 12,244.32 is: 18,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,638.24 : 33,948.72 = 12,244.32 : x
  2. Step 2: Convert to fraction form
    22,638.24/33,948.72 = 12,244.32/x
  3. Step 3: Cross multiply
    22,638.24x = 33,948.72 × 12,244.32
  4. Step 4: Simplify right side
    22,638.24x = 415,678,991.27
  5. Step 5: Solve for x
    x = 415,678,991.27/22,638.24
  6. Step 6: Final answer
    x = 18,361.81

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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.