Home / 13,624.29-20,435.00-4,738.05

Finding the Fourth Proportional to 13,624.29, 20,435.00 and 4,738.05

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Solution

The fourth proportional to 13,624.29, 20,435.00 and 4,738.05 is: 7,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.29 : 20,435.00 = 4,738.05 : x
  2. Step 2: Convert to fraction form
    13,624.29/20,435.00 = 4,738.05/x
  3. Step 3: Cross multiply
    13,624.29x = 20,435.00 × 4,738.05
  4. Step 4: Simplify right side
    13,624.29x = 96,822,028.06
  5. Step 5: Solve for x
    x = 96,822,028.06/13,624.29
  6. Step 6: Final answer
    x = 7,106.57

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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.