Home / 18,667.06-25,759.32-10,283.56

Finding the Fourth Proportional to 18,667.06, 25,759.32 and 10,283.56

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Solution

The fourth proportional to 18,667.06, 25,759.32 and 10,283.56 is: 14,190.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667.06 : 25,759.32 = 10,283.56 : x
  2. Step 2: Convert to fraction form
    18,667.06/25,759.32 = 10,283.56/x
  3. Step 3: Cross multiply
    18,667.06x = 25,759.32 × 10,283.56
  4. Step 4: Simplify right side
    18,667.06x = 264,897,512.78
  5. Step 5: Solve for x
    x = 264,897,512.78/18,667.06
  6. Step 6: Final answer
    x = 14,190.64

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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.