Home / 35,342.44-48,772.67-20,235.33

Finding the Fourth Proportional to 35,342.44, 48,772.67 and 20,235.33

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Solution

The fourth proportional to 35,342.44, 48,772.67 and 20,235.33 is: 27,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,342.44 : 48,772.67 = 20,235.33 : x
  2. Step 2: Convert to fraction form
    35,342.44/48,772.67 = 20,235.33/x
  3. Step 3: Cross multiply
    35,342.44x = 48,772.67 × 20,235.33
  4. Step 4: Simplify right side
    35,342.44x = 986,930,971.25
  5. Step 5: Solve for x
    x = 986,930,971.25/35,342.44
  6. Step 6: Final answer
    x = 27,924.81

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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.