Home / 27,112.68-37,416.29-15,175.71

Finding the Fourth Proportional to 27,112.68, 37,416.29 and 15,175.71

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Solution

The fourth proportional to 27,112.68, 37,416.29 and 15,175.71 is: 20,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.68 : 37,416.29 = 15,175.71 : x
  2. Step 2: Convert to fraction form
    27,112.68/37,416.29 = 15,175.71/x
  3. Step 3: Cross multiply
    27,112.68x = 37,416.29 × 15,175.71
  4. Step 4: Simplify right side
    27,112.68x = 567,818,690.44
  5. Step 5: Solve for x
    x = 567,818,690.44/27,112.68
  6. Step 6: Final answer
    x = 20,942.92

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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.