Home / 18,765.63-25,896.51-10,268.52

Finding the Fourth Proportional to 18,765.63, 25,896.51 and 10,268.52

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Solution

The fourth proportional to 18,765.63, 25,896.51 and 10,268.52 is: 14,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,765.63 : 25,896.51 = 10,268.52 : x
  2. Step 2: Convert to fraction form
    18,765.63/25,896.51 = 10,268.52/x
  3. Step 3: Cross multiply
    18,765.63x = 25,896.51 × 10,268.52
  4. Step 4: Simplify right side
    18,765.63x = 265,918,830.87
  5. Step 5: Solve for x
    x = 265,918,830.87/18,765.63
  6. Step 6: Final answer
    x = 14,170.53

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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.