Home / 19,648.21-27,114.60-10,695.82

Finding the Fourth Proportional to 19,648.21, 27,114.60 and 10,695.82

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Solution

The fourth proportional to 19,648.21, 27,114.60 and 10,695.82 is: 14,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648.21 : 27,114.60 = 10,695.82 : x
  2. Step 2: Convert to fraction form
    19,648.21/27,114.60 = 10,695.82/x
  3. Step 3: Cross multiply
    19,648.21x = 27,114.60 × 10,695.82
  4. Step 4: Simplify right side
    19,648.21x = 290,012,880.97
  5. Step 5: Solve for x
    x = 290,012,880.97/19,648.21
  6. Step 6: Final answer
    x = 14,760.27

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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.