Home / 32,772.38-45,226.20-18,625.33

Finding the Fourth Proportional to 32,772.38, 45,226.20 and 18,625.33

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Solution

The fourth proportional to 32,772.38, 45,226.20 and 18,625.33 is: 25,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,772.38 : 45,226.20 = 18,625.33 : x
  2. Step 2: Convert to fraction form
    32,772.38/45,226.20 = 18,625.33/x
  3. Step 3: Cross multiply
    32,772.38x = 45,226.20 × 18,625.33
  4. Step 4: Simplify right side
    32,772.38x = 842,352,856.43
  5. Step 5: Solve for x
    x = 842,352,856.43/32,772.38
  6. Step 6: Final answer
    x = 25,703.13

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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.