Home / 14,133.33-21,199.32-4,772.70

Finding the Fourth Proportional to 14,133.33, 21,199.32 and 4,772.70

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Solution

The fourth proportional to 14,133.33, 21,199.32 and 4,772.70 is: 7,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.33 : 21,199.32 = 4,772.70 : x
  2. Step 2: Convert to fraction form
    14,133.33/21,199.32 = 4,772.70/x
  3. Step 3: Cross multiply
    14,133.33x = 21,199.32 × 4,772.70
  4. Step 4: Simplify right side
    14,133.33x = 101,177,994.56
  5. Step 5: Solve for x
    x = 101,177,994.56/14,133.33
  6. Step 6: Final answer
    x = 7,158.82

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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.