Home / 18,810.63-25,954.83-10,743.84

Finding the Fourth Proportional to 18,810.63, 25,954.83 and 10,743.84

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Solution

The fourth proportional to 18,810.63, 25,954.83 and 10,743.84 is: 14,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.63 : 25,954.83 = 10,743.84 : x
  2. Step 2: Convert to fraction form
    18,810.63/25,954.83 = 10,743.84/x
  3. Step 3: Cross multiply
    18,810.63x = 25,954.83 × 10,743.84
  4. Step 4: Simplify right side
    18,810.63x = 278,854,540.75
  5. Step 5: Solve for x
    x = 278,854,540.75/18,810.63
  6. Step 6: Final answer
    x = 14,824.31

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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.