Home / 13,350.20-20,028.12-5,030.03

Finding the Fourth Proportional to 13,350.20, 20,028.12 and 5,030.03

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Solution

The fourth proportional to 13,350.20, 20,028.12 and 5,030.03 is: 7,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.20 : 20,028.12 = 5,030.03 : x
  2. Step 2: Convert to fraction form
    13,350.20/20,028.12 = 5,030.03/x
  3. Step 3: Cross multiply
    13,350.20x = 20,028.12 × 5,030.03
  4. Step 4: Simplify right side
    13,350.20x = 100,742,075.65
  5. Step 5: Solve for x
    x = 100,742,075.65/13,350.20
  6. Step 6: Final answer
    x = 7,546.11

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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.