Home / 13,305.58-19,958.94-4,983.42

Finding the Fourth Proportional to 13,305.58, 19,958.94 and 4,983.42

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Solution

The fourth proportional to 13,305.58, 19,958.94 and 4,983.42 is: 7,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305.58 : 19,958.94 = 4,983.42 : x
  2. Step 2: Convert to fraction form
    13,305.58/19,958.94 = 4,983.42/x
  3. Step 3: Cross multiply
    13,305.58x = 19,958.94 × 4,983.42
  4. Step 4: Simplify right side
    13,305.58x = 99,463,780.77
  5. Step 5: Solve for x
    x = 99,463,780.77/13,305.58
  6. Step 6: Final answer
    x = 7,475.34

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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.