Home / 28,528.58-42,744.26-22,286.18

Finding the Fourth Proportional to 28,528.58, 42,744.26 and 22,286.18

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Solution

The fourth proportional to 28,528.58, 42,744.26 and 22,286.18 is: 33,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,528.58 : 42,744.26 = 22,286.18 : x
  2. Step 2: Convert to fraction form
    28,528.58/42,744.26 = 22,286.18/x
  3. Step 3: Cross multiply
    28,528.58x = 42,744.26 × 22,286.18
  4. Step 4: Simplify right side
    28,528.58x = 952,606,272.33
  5. Step 5: Solve for x
    x = 952,606,272.33/28,528.58
  6. Step 6: Final answer
    x = 33,391.30

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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.