Home / 18,796.95-25,939.77-10,299.60

Finding the Fourth Proportional to 18,796.95, 25,939.77 and 10,299.60

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Solution

The fourth proportional to 18,796.95, 25,939.77 and 10,299.60 is: 14,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.95 : 25,939.77 = 10,299.60 : x
  2. Step 2: Convert to fraction form
    18,796.95/25,939.77 = 10,299.60/x
  3. Step 3: Cross multiply
    18,796.95x = 25,939.77 × 10,299.60
  4. Step 4: Simplify right side
    18,796.95x = 267,169,255.09
  5. Step 5: Solve for x
    x = 267,169,255.09/18,796.95
  6. Step 6: Final answer
    x = 14,213.44

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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.