Home / 13,350.57-20,028.68-5,030.40

Finding the Fourth Proportional to 13,350.57, 20,028.68 and 5,030.40

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Solution

The fourth proportional to 13,350.57, 20,028.68 and 5,030.40 is: 7,546.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.57 : 20,028.68 = 5,030.40 : x
  2. Step 2: Convert to fraction form
    13,350.57/20,028.68 = 5,030.40/x
  3. Step 3: Cross multiply
    13,350.57x = 20,028.68 × 5,030.40
  4. Step 4: Simplify right side
    13,350.57x = 100,752,246.72
  5. Step 5: Solve for x
    x = 100,752,246.72/13,350.57
  6. Step 6: Final answer
    x = 7,546.66

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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.