Home / 39,747.78-54,824.16-33,737.98

Finding the Fourth Proportional to 39,747.78, 54,824.16 and 33,737.98

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Solution

The fourth proportional to 39,747.78, 54,824.16 and 33,737.98 is: 46,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.78 : 54,824.16 = 33,737.98 : x
  2. Step 2: Convert to fraction form
    39,747.78/54,824.16 = 33,737.98/x
  3. Step 3: Cross multiply
    39,747.78x = 54,824.16 × 33,737.98
  4. Step 4: Simplify right side
    39,747.78x = 1,849,656,413.60
  5. Step 5: Solve for x
    x = 1,849,656,413.60/39,747.78
  6. Step 6: Final answer
    x = 46,534.84

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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.