Home / 19,848.21-27,389.03-10,894.29

Finding the Fourth Proportional to 19,848.21, 27,389.03 and 10,894.29

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Solution

The fourth proportional to 19,848.21, 27,389.03 and 10,894.29 is: 15,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.21 : 27,389.03 = 10,894.29 : x
  2. Step 2: Convert to fraction form
    19,848.21/27,389.03 = 10,894.29/x
  3. Step 3: Cross multiply
    19,848.21x = 27,389.03 × 10,894.29
  4. Step 4: Simplify right side
    19,848.21x = 298,383,981.17
  5. Step 5: Solve for x
    x = 298,383,981.17/19,848.21
  6. Step 6: Final answer
    x = 15,033.29

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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.