Home / 46,940.82-70,422.77-13,661.18

Finding the Fourth Proportional to 46,940.82, 70,422.77 and 13,661.18

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Solution

The fourth proportional to 46,940.82, 70,422.77 and 13,661.18 is: 20,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,940.82 : 70,422.77 = 13,661.18 : x
  2. Step 2: Convert to fraction form
    46,940.82/70,422.77 = 13,661.18/x
  3. Step 3: Cross multiply
    46,940.82x = 70,422.77 × 13,661.18
  4. Step 4: Simplify right side
    46,940.82x = 962,057,716.65
  5. Step 5: Solve for x
    x = 962,057,716.65/46,940.82
  6. Step 6: Final answer
    x = 20,495.12

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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.