Home / 19,822.60-27,356.45-13,096.43

Finding the Fourth Proportional to 19,822.60, 27,356.45 and 13,096.43

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Solution

The fourth proportional to 19,822.60, 27,356.45 and 13,096.43 is: 18,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.60 : 27,356.45 = 13,096.43 : x
  2. Step 2: Convert to fraction form
    19,822.60/27,356.45 = 13,096.43/x
  3. Step 3: Cross multiply
    19,822.60x = 27,356.45 × 13,096.43
  4. Step 4: Simplify right side
    19,822.60x = 358,271,832.47
  5. Step 5: Solve for x
    x = 358,271,832.47/19,822.60
  6. Step 6: Final answer
    x = 18,073.91

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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.