Home / 17,431.44-26,148.51-10,458.96

Finding the Fourth Proportional to 17,431.44, 26,148.51 and 10,458.96

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Solution

The fourth proportional to 17,431.44, 26,148.51 and 10,458.96 is: 15,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.44 : 26,148.51 = 10,458.96 : x
  2. Step 2: Convert to fraction form
    17,431.44/26,148.51 = 10,458.96/x
  3. Step 3: Cross multiply
    17,431.44x = 26,148.51 × 10,458.96
  4. Step 4: Simplify right side
    17,431.44x = 273,486,220.15
  5. Step 5: Solve for x
    x = 273,486,220.15/17,431.44
  6. Step 6: Final answer
    x = 15,689.25

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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.