Home / 28,963.27-43,453.73-14,170.06

Finding the Fourth Proportional to 28,963.27, 43,453.73 and 14,170.06

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Solution

The fourth proportional to 28,963.27, 43,453.73 and 14,170.06 is: 21,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963.27 : 43,453.73 = 14,170.06 : x
  2. Step 2: Convert to fraction form
    28,963.27/43,453.73 = 14,170.06/x
  3. Step 3: Cross multiply
    28,963.27x = 43,453.73 × 14,170.06
  4. Step 4: Simplify right side
    28,963.27x = 615,741,961.32
  5. Step 5: Solve for x
    x = 615,741,961.32/28,963.27
  6. Step 6: Final answer
    x = 21,259.41

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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.