Home / 67,628.28-93,329.79-37,413.09

Finding the Fourth Proportional to 67,628.28, 93,329.79 and 37,413.09

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Solution

The fourth proportional to 67,628.28, 93,329.79 and 37,413.09 is: 51,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,628.28 : 93,329.79 = 37,413.09 : x
  2. Step 2: Convert to fraction form
    67,628.28/93,329.79 = 37,413.09/x
  3. Step 3: Cross multiply
    67,628.28x = 93,329.79 × 37,413.09
  4. Step 4: Simplify right side
    67,628.28x = 3,491,755,832.95
  5. Step 5: Solve for x
    x = 3,491,755,832.95/67,628.28
  6. Step 6: Final answer
    x = 51,631.59

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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.