Home / 17,435.40-26,143.32-5,747.64

Finding the Fourth Proportional to 17,435.40, 26,143.32 and 5,747.64

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Solution

The fourth proportional to 17,435.40, 26,143.32 and 5,747.64 is: 8,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,435.40 : 26,143.32 = 5,747.64 : x
  2. Step 2: Convert to fraction form
    17,435.40/26,143.32 = 5,747.64/x
  3. Step 3: Cross multiply
    17,435.40x = 26,143.32 × 5,747.64
  4. Step 4: Simplify right side
    17,435.40x = 150,262,391.76
  5. Step 5: Solve for x
    x = 150,262,391.76/17,435.40
  6. Step 6: Final answer
    x = 8,618.24

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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.