Home / 13,345.73-20,004.68-5,020.01

Finding the Fourth Proportional to 13,345.73, 20,004.68 and 5,020.01

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Solution

The fourth proportional to 13,345.73, 20,004.68 and 5,020.01 is: 7,524.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345.73 : 20,004.68 = 5,020.01 : x
  2. Step 2: Convert to fraction form
    13,345.73/20,004.68 = 5,020.01/x
  3. Step 3: Cross multiply
    13,345.73x = 20,004.68 × 5,020.01
  4. Step 4: Simplify right side
    13,345.73x = 100,423,568.52
  5. Step 5: Solve for x
    x = 100,423,568.52/13,345.73
  6. Step 6: Final answer
    x = 7,524.77

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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.