Home / 28,642.73-42,995.51-22,757.44

Finding the Fourth Proportional to 28,642.73, 42,995.51 and 22,757.44

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Solution

The fourth proportional to 28,642.73, 42,995.51 and 22,757.44 is: 34,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,642.73 : 42,995.51 = 22,757.44 : x
  2. Step 2: Convert to fraction form
    28,642.73/42,995.51 = 22,757.44/x
  3. Step 3: Cross multiply
    28,642.73x = 42,995.51 × 22,757.44
  4. Step 4: Simplify right side
    28,642.73x = 978,467,410.33
  5. Step 5: Solve for x
    x = 978,467,410.33/28,642.73
  6. Step 6: Final answer
    x = 34,161.11

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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.