Home / 16,018.26-22,103.70-9,303.75

Finding the Fourth Proportional to 16,018.26, 22,103.70 and 9,303.75

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Solution

The fourth proportional to 16,018.26, 22,103.70 and 9,303.75 is: 12,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.26 : 22,103.70 = 9,303.75 : x
  2. Step 2: Convert to fraction form
    16,018.26/22,103.70 = 9,303.75/x
  3. Step 3: Cross multiply
    16,018.26x = 22,103.70 × 9,303.75
  4. Step 4: Simplify right side
    16,018.26x = 205,647,298.88
  5. Step 5: Solve for x
    x = 205,647,298.88/16,018.26
  6. Step 6: Final answer
    x = 12,838.30

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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.