Home / 18,568.16-25,623.60-10,609.88

Finding the Fourth Proportional to 18,568.16, 25,623.60 and 10,609.88

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Solution

The fourth proportional to 18,568.16, 25,623.60 and 10,609.88 is: 14,641.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.16 : 25,623.60 = 10,609.88 : x
  2. Step 2: Convert to fraction form
    18,568.16/25,623.60 = 10,609.88/x
  3. Step 3: Cross multiply
    18,568.16x = 25,623.60 × 10,609.88
  4. Step 4: Simplify right side
    18,568.16x = 271,863,321.17
  5. Step 5: Solve for x
    x = 271,863,321.17/18,568.16
  6. Step 6: Final answer
    x = 14,641.37

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1.5x scale

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.