Home / 27,112.68-37,414.80-15,175.08

Finding the Fourth Proportional to 27,112.68, 37,414.80 and 15,175.08

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Solution

The fourth proportional to 27,112.68, 37,414.80 and 15,175.08 is: 20,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.68 : 37,414.80 = 15,175.08 : x
  2. Step 2: Convert to fraction form
    27,112.68/37,414.80 = 15,175.08/x
  3. Step 3: Cross multiply
    27,112.68x = 37,414.80 × 15,175.08
  4. Step 4: Simplify right side
    27,112.68x = 567,772,583.18
  5. Step 5: Solve for x
    x = 567,772,583.18/27,112.68
  6. Step 6: Final answer
    x = 20,941.22

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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.