Home / 23,928.38-33,018.30-13,855.45

Finding the Fourth Proportional to 23,928.38, 33,018.30 and 13,855.45

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Solution

The fourth proportional to 23,928.38, 33,018.30 and 13,855.45 is: 19,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.38 : 33,018.30 = 13,855.45 : x
  2. Step 2: Convert to fraction form
    23,928.38/33,018.30 = 13,855.45/x
  3. Step 3: Cross multiply
    23,928.38x = 33,018.30 × 13,855.45
  4. Step 4: Simplify right side
    23,928.38x = 457,483,404.74
  5. Step 5: Solve for x
    x = 457,483,404.74/23,928.38
  6. Step 6: Final answer
    x = 19,118.86

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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.