Home / 33,537.15-46,278.26-18,429.63

Finding the Fourth Proportional to 33,537.15, 46,278.26 and 18,429.63

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Solution

The fourth proportional to 33,537.15, 46,278.26 and 18,429.63 is: 25,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,537.15 : 46,278.26 = 18,429.63 : x
  2. Step 2: Convert to fraction form
    33,537.15/46,278.26 = 18,429.63/x
  3. Step 3: Cross multiply
    33,537.15x = 46,278.26 × 18,429.63
  4. Step 4: Simplify right side
    33,537.15x = 852,891,116.70
  5. Step 5: Solve for x
    x = 852,891,116.70/33,537.15
  6. Step 6: Final answer
    x = 25,431.23

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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.