Home / 46,181.47-69,272.22-11,121.13

Finding the Fourth Proportional to 46,181.47, 69,272.22 and 11,121.13

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Solution

The fourth proportional to 46,181.47, 69,272.22 and 11,121.13 is: 16,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,181.47 : 69,272.22 = 11,121.13 : x
  2. Step 2: Convert to fraction form
    46,181.47/69,272.22 = 11,121.13/x
  3. Step 3: Cross multiply
    46,181.47x = 69,272.22 × 11,121.13
  4. Step 4: Simplify right side
    46,181.47x = 770,385,017.65
  5. Step 5: Solve for x
    x = 770,385,017.65/46,181.47
  6. Step 6: Final answer
    x = 16,681.69

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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.