Home / 27,114.15-37,415.79-15,175.47

Finding the Fourth Proportional to 27,114.15, 37,415.79 and 15,175.47

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Solution

The fourth proportional to 27,114.15, 37,415.79 and 15,175.47 is: 20,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.15 : 37,415.79 = 15,175.47 : x
  2. Step 2: Convert to fraction form
    27,114.15/37,415.79 = 15,175.47/x
  3. Step 3: Cross multiply
    27,114.15x = 37,415.79 × 15,175.47
  4. Step 4: Simplify right side
    27,114.15x = 567,802,198.67
  5. Step 5: Solve for x
    x = 567,802,198.67/27,114.15
  6. Step 6: Final answer
    x = 20,941.18

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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.