Home / 36,718.38-50,671.44-21,611.07

Finding the Fourth Proportional to 36,718.38, 50,671.44 and 21,611.07

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Solution

The fourth proportional to 36,718.38, 50,671.44 and 21,611.07 is: 29,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.38 : 50,671.44 = 21,611.07 : x
  2. Step 2: Convert to fraction form
    36,718.38/50,671.44 = 21,611.07/x
  3. Step 3: Cross multiply
    36,718.38x = 50,671.44 × 21,611.07
  4. Step 4: Simplify right side
    36,718.38x = 1,095,064,036.84
  5. Step 5: Solve for x
    x = 1,095,064,036.84/36,718.38
  6. Step 6: Final answer
    x = 29,823.32

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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.