Home / 28,947.58-39,949.80-16,202.04

Finding the Fourth Proportional to 28,947.58, 39,949.80 and 16,202.04

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Solution

The fourth proportional to 28,947.58, 39,949.80 and 16,202.04 is: 22,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,947.58 : 39,949.80 = 16,202.04 : x
  2. Step 2: Convert to fraction form
    28,947.58/39,949.80 = 16,202.04/x
  3. Step 3: Cross multiply
    28,947.58x = 39,949.80 × 16,202.04
  4. Step 4: Simplify right side
    28,947.58x = 647,268,257.59
  5. Step 5: Solve for x
    x = 647,268,257.59/28,947.58
  6. Step 6: Final answer
    x = 22,360.01

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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.