Home / 23,928.21-33,019.65-13,855.86

Finding the Fourth Proportional to 23,928.21, 33,019.65 and 13,855.86

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Solution

The fourth proportional to 23,928.21, 33,019.65 and 13,855.86 is: 19,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.21 : 33,019.65 = 13,855.86 : x
  2. Step 2: Convert to fraction form
    23,928.21/33,019.65 = 13,855.86/x
  3. Step 3: Cross multiply
    23,928.21x = 33,019.65 × 13,855.86
  4. Step 4: Simplify right side
    23,928.21x = 457,515,647.65
  5. Step 5: Solve for x
    x = 457,515,647.65/23,928.21
  6. Step 6: Final answer
    x = 19,120.35

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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.