Home / 25,845.28-38,777.64-10,273.84

Finding the Fourth Proportional to 25,845.28, 38,777.64 and 10,273.84

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Solution

The fourth proportional to 25,845.28, 38,777.64 and 10,273.84 is: 15,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.28 : 38,777.64 = 10,273.84 : x
  2. Step 2: Convert to fraction form
    25,845.28/38,777.64 = 10,273.84/x
  3. Step 3: Cross multiply
    25,845.28x = 38,777.64 × 10,273.84
  4. Step 4: Simplify right side
    25,845.28x = 398,395,268.94
  5. Step 5: Solve for x
    x = 398,395,268.94/25,845.28
  6. Step 6: Final answer
    x = 15,414.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.