Home / 13,226.63-19,829.43-6,558.44

Finding the Fourth Proportional to 13,226.63, 19,829.43 and 6,558.44

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Solution

The fourth proportional to 13,226.63, 19,829.43 and 6,558.44 is: 9,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.63 : 19,829.43 = 6,558.44 : x
  2. Step 2: Convert to fraction form
    13,226.63/19,829.43 = 6,558.44/x
  3. Step 3: Cross multiply
    13,226.63x = 19,829.43 × 6,558.44
  4. Step 4: Simplify right side
    13,226.63x = 130,050,027.74
  5. Step 5: Solve for x
    x = 130,050,027.74/13,226.63
  6. Step 6: Final answer
    x = 9,832.44

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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.