Home / 13,984.22-19,297.68-8,011.64

Finding the Fourth Proportional to 13,984.22, 19,297.68 and 8,011.64

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Solution

The fourth proportional to 13,984.22, 19,297.68 and 8,011.64 is: 11,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984.22 : 19,297.68 = 8,011.64 : x
  2. Step 2: Convert to fraction form
    13,984.22/19,297.68 = 8,011.64/x
  3. Step 3: Cross multiply
    13,984.22x = 19,297.68 × 8,011.64
  4. Step 4: Simplify right side
    13,984.22x = 154,606,065.00
  5. Step 5: Solve for x
    x = 154,606,065.00/13,984.22
  6. Step 6: Final answer
    x = 11,055.75

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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.