Home / 57,028.51-78,667.77-33,152.54

Finding the Fourth Proportional to 57,028.51, 78,667.77 and 33,152.54

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Solution

The fourth proportional to 57,028.51, 78,667.77 and 33,152.54 is: 45,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,028.51 : 78,667.77 = 33,152.54 : x
  2. Step 2: Convert to fraction form
    57,028.51/78,667.77 = 33,152.54/x
  3. Step 3: Cross multiply
    57,028.51x = 78,667.77 × 33,152.54
  4. Step 4: Simplify right side
    57,028.51x = 2,608,036,391.64
  5. Step 5: Solve for x
    x = 2,608,036,391.64/57,028.51
  6. Step 6: Final answer
    x = 45,732.15

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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.