Home / 31,179.63-46,789.95-11,458.36

Finding the Fourth Proportional to 31,179.63, 46,789.95 and 11,458.36

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Solution

The fourth proportional to 31,179.63, 46,789.95 and 11,458.36 is: 17,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,179.63 : 46,789.95 = 11,458.36 : x
  2. Step 2: Convert to fraction form
    31,179.63/46,789.95 = 11,458.36/x
  3. Step 3: Cross multiply
    31,179.63x = 46,789.95 × 11,458.36
  4. Step 4: Simplify right side
    31,179.63x = 536,136,192.94
  5. Step 5: Solve for x
    x = 536,136,192.94/31,179.63
  6. Step 6: Final answer
    x = 17,195.08

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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.