Home / 14,876.25-20,556.39-10,836.05

Finding the Fourth Proportional to 14,876.25, 20,556.39 and 10,836.05

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Solution

The fourth proportional to 14,876.25, 20,556.39 and 10,836.05 is: 14,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.25 : 20,556.39 = 10,836.05 : x
  2. Step 2: Convert to fraction form
    14,876.25/20,556.39 = 10,836.05/x
  3. Step 3: Cross multiply
    14,876.25x = 20,556.39 × 10,836.05
  4. Step 4: Simplify right side
    14,876.25x = 222,749,967.08
  5. Step 5: Solve for x
    x = 222,749,967.08/14,876.25
  6. Step 6: Final answer
    x = 14,973.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.