Home / 13,767.04-20,629.54-10,239.99

Finding the Fourth Proportional to 13,767.04, 20,629.54 and 10,239.99

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Solution

The fourth proportional to 13,767.04, 20,629.54 and 10,239.99 is: 15,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767.04 : 20,629.54 = 10,239.99 : x
  2. Step 2: Convert to fraction form
    13,767.04/20,629.54 = 10,239.99/x
  3. Step 3: Cross multiply
    13,767.04x = 20,629.54 × 10,239.99
  4. Step 4: Simplify right side
    13,767.04x = 211,246,400.01
  5. Step 5: Solve for x
    x = 211,246,400.01/13,767.04
  6. Step 6: Final answer
    x = 15,344.35

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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.