Home / 46,462.80-69,696.86-13,180.25

Finding the Fourth Proportional to 46,462.80, 69,696.86 and 13,180.25

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Solution

The fourth proportional to 46,462.80, 69,696.86 and 13,180.25 is: 19,771.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,462.80 : 69,696.86 = 13,180.25 : x
  2. Step 2: Convert to fraction form
    46,462.80/69,696.86 = 13,180.25/x
  3. Step 3: Cross multiply
    46,462.80x = 69,696.86 × 13,180.25
  4. Step 4: Simplify right side
    46,462.80x = 918,622,147.36
  5. Step 5: Solve for x
    x = 918,622,147.36/46,462.80
  6. Step 6: Final answer
    x = 19,771.13

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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.