Home / 18,763.31-25,893.47-10,265.54

Finding the Fourth Proportional to 18,763.31, 25,893.47 and 10,265.54

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Solution

The fourth proportional to 18,763.31, 25,893.47 and 10,265.54 is: 14,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763.31 : 25,893.47 = 10,265.54 : x
  2. Step 2: Convert to fraction form
    18,763.31/25,893.47 = 10,265.54/x
  3. Step 3: Cross multiply
    18,763.31x = 25,893.47 × 10,265.54
  4. Step 4: Simplify right side
    18,763.31x = 265,810,348.22
  5. Step 5: Solve for x
    x = 265,810,348.22/18,763.31
  6. Step 6: Final answer
    x = 14,166.49

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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.