Home / 27,476.27-37,917-15,541.94

Finding the Fourth Proportional to 27,476.27, 37,917 and 15,541.94

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Solution

The fourth proportional to 27,476.27, 37,917 and 15,541.94 is: 21,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,476.27 : 37,917 = 15,541.94 : x
  2. Step 2: Convert to fraction form
    27,476.27/37,917 = 15,541.94/x
  3. Step 3: Cross multiply
    27,476.27x = 37,917 × 15,541.94
  4. Step 4: Simplify right side
    27,476.27x = 589,303,738.98
  5. Step 5: Solve for x
    x = 589,303,738.98/27,476.27
  6. Step 6: Final answer
    x = 21,447.73

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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.