Home / 38,924.66-53,704.91-21,922.95

Finding the Fourth Proportional to 38,924.66, 53,704.91 and 21,922.95

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Solution

The fourth proportional to 38,924.66, 53,704.91 and 21,922.95 is: 30,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,924.66 : 53,704.91 = 21,922.95 : x
  2. Step 2: Convert to fraction form
    38,924.66/53,704.91 = 21,922.95/x
  3. Step 3: Cross multiply
    38,924.66x = 53,704.91 × 21,922.95
  4. Step 4: Simplify right side
    38,924.66x = 1,177,370,111.49
  5. Step 5: Solve for x
    x = 1,177,370,111.49/38,924.66
  6. Step 6: Final answer
    x = 30,247.41

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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.