Home / 19,284.39-28,846.58-18,103.41

Finding the Fourth Proportional to 19,284.39, 28,846.58 and 18,103.41

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Solution

The fourth proportional to 19,284.39, 28,846.58 and 18,103.41 is: 27,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.39 : 28,846.58 = 18,103.41 : x
  2. Step 2: Convert to fraction form
    19,284.39/28,846.58 = 18,103.41/x
  3. Step 3: Cross multiply
    19,284.39x = 28,846.58 × 18,103.41
  4. Step 4: Simplify right side
    19,284.39x = 522,221,320.60
  5. Step 5: Solve for x
    x = 522,221,320.60/19,284.39
  6. Step 6: Final answer
    x = 27,080.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.