Home / 50,076.28-69,103.02-28,858.60

Finding the Fourth Proportional to 50,076.28, 69,103.02 and 28,858.60

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Solution

The fourth proportional to 50,076.28, 69,103.02 and 28,858.60 is: 39,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,076.28 : 69,103.02 = 28,858.60 : x
  2. Step 2: Convert to fraction form
    50,076.28/69,103.02 = 28,858.60/x
  3. Step 3: Cross multiply
    50,076.28x = 69,103.02 × 28,858.60
  4. Step 4: Simplify right side
    50,076.28x = 1,994,216,412.97
  5. Step 5: Solve for x
    x = 1,994,216,412.97/50,076.28
  6. Step 6: Final answer
    x = 39,823.57

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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.