Home / 42,381.15-63,571.71-33,028.16

Finding the Fourth Proportional to 42,381.15, 63,571.71 and 33,028.16

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Solution

The fourth proportional to 42,381.15, 63,571.71 and 33,028.16 is: 49,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,381.15 : 63,571.71 = 33,028.16 : x
  2. Step 2: Convert to fraction form
    42,381.15/63,571.71 = 33,028.16/x
  3. Step 3: Cross multiply
    42,381.15x = 63,571.71 × 33,028.16
  4. Step 4: Simplify right side
    42,381.15x = 2,099,656,858.85
  5. Step 5: Solve for x
    x = 2,099,656,858.85/42,381.15
  6. Step 6: Final answer
    x = 49,542.24

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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.