Home / 57,647.97-79,561.44-33,783.75

Finding the Fourth Proportional to 57,647.97, 79,561.44 and 33,783.75

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Solution

The fourth proportional to 57,647.97, 79,561.44 and 33,783.75 is: 46,625.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,647.97 : 79,561.44 = 33,783.75 : x
  2. Step 2: Convert to fraction form
    57,647.97/79,561.44 = 33,783.75/x
  3. Step 3: Cross multiply
    57,647.97x = 79,561.44 × 33,783.75
  4. Step 4: Simplify right side
    57,647.97x = 2,687,883,798.60
  5. Step 5: Solve for x
    x = 2,687,883,798.60/57,647.97
  6. Step 6: Final answer
    x = 46,625.82

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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.