Home / 33,643.18-46,431.22-18,537.36

Finding the Fourth Proportional to 33,643.18, 46,431.22 and 18,537.36

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Solution

The fourth proportional to 33,643.18, 46,431.22 and 18,537.36 is: 25,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,643.18 : 46,431.22 = 18,537.36 : x
  2. Step 2: Convert to fraction form
    33,643.18/46,431.22 = 18,537.36/x
  3. Step 3: Cross multiply
    33,643.18x = 46,431.22 × 18,537.36
  4. Step 4: Simplify right side
    33,643.18x = 860,712,240.38
  5. Step 5: Solve for x
    x = 860,712,240.38/33,643.18
  6. Step 6: Final answer
    x = 25,583.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.