Home / 27,007.68-37,264.62-15,670.61

Finding the Fourth Proportional to 27,007.68, 37,264.62 and 15,670.61

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Solution

The fourth proportional to 27,007.68, 37,264.62 and 15,670.61 is: 21,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,007.68 : 37,264.62 = 15,670.61 : x
  2. Step 2: Convert to fraction form
    27,007.68/37,264.62 = 15,670.61/x
  3. Step 3: Cross multiply
    27,007.68x = 37,264.62 × 15,670.61
  4. Step 4: Simplify right side
    27,007.68x = 583,959,326.82
  5. Step 5: Solve for x
    x = 583,959,326.82/27,007.68
  6. Step 6: Final answer
    x = 21,621.97

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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.