Home / 18,568.83-25,623.39-10,609.50

Finding the Fourth Proportional to 18,568.83, 25,623.39 and 10,609.50

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Solution

The fourth proportional to 18,568.83, 25,623.39 and 10,609.50 is: 14,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.83 : 25,623.39 = 10,609.50 : x
  2. Step 2: Convert to fraction form
    18,568.83/25,623.39 = 10,609.50/x
  3. Step 3: Cross multiply
    18,568.83x = 25,623.39 × 10,609.50
  4. Step 4: Simplify right side
    18,568.83x = 271,851,356.21
  5. Step 5: Solve for x
    x = 271,851,356.21/18,568.83
  6. Step 6: Final answer
    x = 14,640.20

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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.