Home / 31,175.34-46,756.32-8,984.58

Finding the Fourth Proportional to 31,175.34, 46,756.32 and 8,984.58

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Solution

The fourth proportional to 31,175.34, 46,756.32 and 8,984.58 is: 13,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175.34 : 46,756.32 = 8,984.58 : x
  2. Step 2: Convert to fraction form
    31,175.34/46,756.32 = 8,984.58/x
  3. Step 3: Cross multiply
    31,175.34x = 46,756.32 × 8,984.58
  4. Step 4: Simplify right side
    31,175.34x = 420,085,897.55
  5. Step 5: Solve for x
    x = 420,085,897.55/31,175.34
  6. Step 6: Final answer
    x = 13,474.94

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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.