Home / 39,728.28-59,591.70-33,528.12

Finding the Fourth Proportional to 39,728.28, 59,591.70 and 33,528.12

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Solution

The fourth proportional to 39,728.28, 59,591.70 and 33,528.12 is: 50,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.28 : 59,591.70 = 33,528.12 : x
  2. Step 2: Convert to fraction form
    39,728.28/59,591.70 = 33,528.12/x
  3. Step 3: Cross multiply
    39,728.28x = 59,591.70 × 33,528.12
  4. Step 4: Simplify right side
    39,728.28x = 1,997,997,668.60
  5. Step 5: Solve for x
    x = 1,997,997,668.60/39,728.28
  6. Step 6: Final answer
    x = 50,291.57

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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.