Home / 31,180.63-46,791.45-11,459.36

Finding the Fourth Proportional to 31,180.63, 46,791.45 and 11,459.36

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Solution

The fourth proportional to 31,180.63, 46,791.45 and 11,459.36 is: 17,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.63 : 46,791.45 = 11,459.36 : x
  2. Step 2: Convert to fraction form
    31,180.63/46,791.45 = 11,459.36/x
  3. Step 3: Cross multiply
    31,180.63x = 46,791.45 × 11,459.36
  4. Step 4: Simplify right side
    31,180.63x = 536,200,070.47
  5. Step 5: Solve for x
    x = 536,200,070.47/31,180.63
  6. Step 6: Final answer
    x = 17,196.58

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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.