Home / 57,617.40-79,515.09-33,745.89

Finding the Fourth Proportional to 57,617.40, 79,515.09 and 33,745.89

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Solution

The fourth proportional to 57,617.40, 79,515.09 and 33,745.89 is: 46,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,617.40 : 79,515.09 = 33,745.89 : x
  2. Step 2: Convert to fraction form
    57,617.40/79,515.09 = 33,745.89/x
  3. Step 3: Cross multiply
    57,617.40x = 79,515.09 × 33,745.89
  4. Step 4: Simplify right side
    57,617.40x = 2,683,307,480.48
  5. Step 5: Solve for x
    x = 2,683,307,480.48/57,617.40
  6. Step 6: Final answer
    x = 46,571.13

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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.