Home / 39,245.93-54,157.73-22,251.32

Finding the Fourth Proportional to 39,245.93, 54,157.73 and 22,251.32

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Solution

The fourth proportional to 39,245.93, 54,157.73 and 22,251.32 is: 30,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245.93 : 54,157.73 = 22,251.32 : x
  2. Step 2: Convert to fraction form
    39,245.93/54,157.73 = 22,251.32/x
  3. Step 3: Cross multiply
    39,245.93x = 54,157.73 × 22,251.32
  4. Step 4: Simplify right side
    39,245.93x = 1,205,080,819.37
  5. Step 5: Solve for x
    x = 1,205,080,819.37/39,245.93
  6. Step 6: Final answer
    x = 30,705.88

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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.