Home / 33,857.10-46,718.64-18,747.63

Finding the Fourth Proportional to 33,857.10, 46,718.64 and 18,747.63

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Solution

The fourth proportional to 33,857.10, 46,718.64 and 18,747.63 is: 25,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857.10 : 46,718.64 = 18,747.63 : x
  2. Step 2: Convert to fraction form
    33,857.10/46,718.64 = 18,747.63/x
  3. Step 3: Cross multiply
    33,857.10x = 46,718.64 × 18,747.63
  4. Step 4: Simplify right side
    33,857.10x = 875,863,776.82
  5. Step 5: Solve for x
    x = 875,863,776.82/33,857.10
  6. Step 6: Final answer
    x = 25,869.43

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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.