Home / 27,113.94-37,413.09-15,175.76

Finding the Fourth Proportional to 27,113.94, 37,413.09 and 15,175.76

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Solution

The fourth proportional to 27,113.94, 37,413.09 and 15,175.76 is: 20,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.94 : 37,413.09 = 15,175.76 : x
  2. Step 2: Convert to fraction form
    27,113.94/37,413.09 = 15,175.76/x
  3. Step 3: Cross multiply
    27,113.94x = 37,413.09 × 15,175.76
  4. Step 4: Simplify right side
    27,113.94x = 567,771,887.63
  5. Step 5: Solve for x
    x = 567,771,887.63/27,113.94
  6. Step 6: Final answer
    x = 20,940.22

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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.