Home / 30,918.92-46,367.40-11,192.36

Finding the Fourth Proportional to 30,918.92, 46,367.40 and 11,192.36

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Solution

The fourth proportional to 30,918.92, 46,367.40 and 11,192.36 is: 16,784.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918.92 : 46,367.40 = 11,192.36 : x
  2. Step 2: Convert to fraction form
    30,918.92/46,367.40 = 11,192.36/x
  3. Step 3: Cross multiply
    30,918.92x = 46,367.40 × 11,192.36
  4. Step 4: Simplify right side
    30,918.92x = 518,960,633.06
  5. Step 5: Solve for x
    x = 518,960,633.06/30,918.92
  6. Step 6: Final answer
    x = 16,784.57

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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.