Home / 55,778.18-76,973.73-33,422.18

Finding the Fourth Proportional to 55,778.18, 76,973.73 and 33,422.18

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Solution

The fourth proportional to 55,778.18, 76,973.73 and 33,422.18 is: 46,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,778.18 : 76,973.73 = 33,422.18 : x
  2. Step 2: Convert to fraction form
    55,778.18/76,973.73 = 33,422.18/x
  3. Step 3: Cross multiply
    55,778.18x = 76,973.73 × 33,422.18
  4. Step 4: Simplify right side
    55,778.18x = 2,572,629,859.33
  5. Step 5: Solve for x
    x = 2,572,629,859.33/55,778.18
  6. Step 6: Final answer
    x = 46,122.51

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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.