Home / 14,099.97-21,147.58-6,604.32

Finding the Fourth Proportional to 14,099.97, 21,147.58 and 6,604.32

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Solution

The fourth proportional to 14,099.97, 21,147.58 and 6,604.32 is: 9,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.97 : 21,147.58 = 6,604.32 : x
  2. Step 2: Convert to fraction form
    14,099.97/21,147.58 = 6,604.32/x
  3. Step 3: Cross multiply
    14,099.97x = 21,147.58 × 6,604.32
  4. Step 4: Simplify right side
    14,099.97x = 139,665,303.96
  5. Step 5: Solve for x
    x = 139,665,303.96/14,099.97
  6. Step 6: Final answer
    x = 9,905.36

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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.