Home / 35,738.82-49,326.57-20,641.23

Finding the Fourth Proportional to 35,738.82, 49,326.57 and 20,641.23

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Solution

The fourth proportional to 35,738.82, 49,326.57 and 20,641.23 is: 28,488.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,738.82 : 49,326.57 = 20,641.23 : x
  2. Step 2: Convert to fraction form
    35,738.82/49,326.57 = 20,641.23/x
  3. Step 3: Cross multiply
    35,738.82x = 49,326.57 × 20,641.23
  4. Step 4: Simplify right side
    35,738.82x = 1,018,161,076.48
  5. Step 5: Solve for x
    x = 1,018,161,076.48/35,738.82
  6. Step 6: Final answer
    x = 28,488.94

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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.