Home / 27,111.77-37,414.22-15,175.10

Finding the Fourth Proportional to 27,111.77, 37,414.22 and 15,175.10

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Solution

The fourth proportional to 27,111.77, 37,414.22 and 15,175.10 is: 20,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.77 : 37,414.22 = 15,175.10 : x
  2. Step 2: Convert to fraction form
    27,111.77/37,414.22 = 15,175.10/x
  3. Step 3: Cross multiply
    27,111.77x = 37,414.22 × 15,175.10
  4. Step 4: Simplify right side
    27,111.77x = 567,764,529.92
  5. Step 5: Solve for x
    x = 567,764,529.92/27,111.77
  6. Step 6: Final answer
    x = 20,941.63

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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.