Home / 13,913.26-20,883.56-10,204.93

Finding the Fourth Proportional to 13,913.26, 20,883.56 and 10,204.93

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Solution

The fourth proportional to 13,913.26, 20,883.56 and 10,204.93 is: 15,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913.26 : 20,883.56 = 10,204.93 : x
  2. Step 2: Convert to fraction form
    13,913.26/20,883.56 = 10,204.93/x
  3. Step 3: Cross multiply
    13,913.26x = 20,883.56 × 10,204.93
  4. Step 4: Simplify right side
    13,913.26x = 213,115,267.95
  5. Step 5: Solve for x
    x = 213,115,267.95/13,913.26
  6. Step 6: Final answer
    x = 15,317.42

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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.