Home / 22,975.78-34,419.04-13,465.03

Finding the Fourth Proportional to 22,975.78, 34,419.04 and 13,465.03

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Solution

The fourth proportional to 22,975.78, 34,419.04 and 13,465.03 is: 20,171.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975.78 : 34,419.04 = 13,465.03 : x
  2. Step 2: Convert to fraction form
    22,975.78/34,419.04 = 13,465.03/x
  3. Step 3: Cross multiply
    22,975.78x = 34,419.04 × 13,465.03
  4. Step 4: Simplify right side
    22,975.78x = 463,453,406.17
  5. Step 5: Solve for x
    x = 463,453,406.17/22,975.78
  6. Step 6: Final answer
    x = 20,171.39

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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.