Home / 27,324.59-37,708.07-15,388.13

Finding the Fourth Proportional to 27,324.59, 37,708.07 and 15,388.13

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Solution

The fourth proportional to 27,324.59, 37,708.07 and 15,388.13 is: 21,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,324.59 : 37,708.07 = 15,388.13 : x
  2. Step 2: Convert to fraction form
    27,324.59/37,708.07 = 15,388.13/x
  3. Step 3: Cross multiply
    27,324.59x = 37,708.07 × 15,388.13
  4. Step 4: Simplify right side
    27,324.59x = 580,256,588.94
  5. Step 5: Solve for x
    x = 580,256,588.94/27,324.59
  6. Step 6: Final answer
    x = 21,235.69

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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.