Home / 27,964.63-38,592.00-15,218.63

Finding the Fourth Proportional to 27,964.63, 38,592.00 and 15,218.63

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Solution

The fourth proportional to 27,964.63, 38,592.00 and 15,218.63 is: 21,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.63 : 38,592.00 = 15,218.63 : x
  2. Step 2: Convert to fraction form
    27,964.63/38,592.00 = 15,218.63/x
  3. Step 3: Cross multiply
    27,964.63x = 38,592.00 × 15,218.63
  4. Step 4: Simplify right side
    27,964.63x = 587,317,408.37
  5. Step 5: Solve for x
    x = 587,317,408.37/27,964.63
  6. Step 6: Final answer
    x = 21,002.15

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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.