Home / 20,893.02-28,832.97-11,941.98

Finding the Fourth Proportional to 20,893.02, 28,832.97 and 11,941.98

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Solution

The fourth proportional to 20,893.02, 28,832.97 and 11,941.98 is: 16,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,893.02 : 28,832.97 = 11,941.98 : x
  2. Step 2: Convert to fraction form
    20,893.02/28,832.97 = 11,941.98/x
  3. Step 3: Cross multiply
    20,893.02x = 28,832.97 × 11,941.98
  4. Step 4: Simplify right side
    20,893.02x = 344,322,751.08
  5. Step 5: Solve for x
    x = 344,322,751.08/20,893.02
  6. Step 6: Final answer
    x = 16,480.28

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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.