Home / 31,087.39-46,617.36-8,895.71

Finding the Fourth Proportional to 31,087.39, 46,617.36 and 8,895.71

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Solution

The fourth proportional to 31,087.39, 46,617.36 and 8,895.71 is: 13,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087.39 : 46,617.36 = 8,895.71 : x
  2. Step 2: Convert to fraction form
    31,087.39/46,617.36 = 8,895.71/x
  3. Step 3: Cross multiply
    31,087.39x = 46,617.36 × 8,895.71
  4. Step 4: Simplify right side
    31,087.39x = 414,694,515.53
  5. Step 5: Solve for x
    x = 414,694,515.53/31,087.39
  6. Step 6: Final answer
    x = 13,339.64

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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.