Home / 27,407.07-37,821.86-14,831.82

Finding the Fourth Proportional to 27,407.07, 37,821.86 and 14,831.82

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Solution

The fourth proportional to 27,407.07, 37,821.86 and 14,831.82 is: 20,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.07 : 37,821.86 = 14,831.82 : x
  2. Step 2: Convert to fraction form
    27,407.07/37,821.86 = 14,831.82/x
  3. Step 3: Cross multiply
    27,407.07x = 37,821.86 × 14,831.82
  4. Step 4: Simplify right side
    27,407.07x = 560,966,945.43
  5. Step 5: Solve for x
    x = 560,966,945.43/27,407.07
  6. Step 6: Final answer
    x = 20,467.96

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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.