Home / 31,184.90-46,781.97-11,461.91

Finding the Fourth Proportional to 31,184.90, 46,781.97 and 11,461.91

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Solution

The fourth proportional to 31,184.90, 46,781.97 and 11,461.91 is: 17,194.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.90 : 46,781.97 = 11,461.91 : x
  2. Step 2: Convert to fraction form
    31,184.90/46,781.97 = 11,461.91/x
  3. Step 3: Cross multiply
    31,184.90x = 46,781.97 × 11,461.91
  4. Step 4: Simplify right side
    31,184.90x = 536,210,495.85
  5. Step 5: Solve for x
    x = 536,210,495.85/31,184.90
  6. Step 6: Final answer
    x = 17,194.56

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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.