Home / 27,334.71-37,721.73-15,401.89

Finding the Fourth Proportional to 27,334.71, 37,721.73 and 15,401.89

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Solution

The fourth proportional to 27,334.71, 37,721.73 and 15,401.89 is: 21,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,334.71 : 37,721.73 = 15,401.89 : x
  2. Step 2: Convert to fraction form
    27,334.71/37,721.73 = 15,401.89/x
  3. Step 3: Cross multiply
    27,334.71x = 37,721.73 × 15,401.89
  4. Step 4: Simplify right side
    27,334.71x = 580,986,030.70
  5. Step 5: Solve for x
    x = 580,986,030.70/27,334.71
  6. Step 6: Final answer
    x = 21,254.52

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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.