Home / 17,613.09-26,419.41-4,286.16

Finding the Fourth Proportional to 17,613.09, 26,419.41 and 4,286.16

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Solution

The fourth proportional to 17,613.09, 26,419.41 and 4,286.16 is: 6,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.09 : 26,419.41 = 4,286.16 : x
  2. Step 2: Convert to fraction form
    17,613.09/26,419.41 = 4,286.16/x
  3. Step 3: Cross multiply
    17,613.09x = 26,419.41 × 4,286.16
  4. Step 4: Simplify right side
    17,613.09x = 113,237,818.37
  5. Step 5: Solve for x
    x = 113,237,818.37/17,613.09
  6. Step 6: Final answer
    x = 6,429.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.