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Finding the Fourth Proportional to 33,289.02, 45,928.71 and 20,041.02

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Solution

The fourth proportional to 33,289.02, 45,928.71 and 20,041.02 is: 27,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.02 : 45,928.71 = 20,041.02 : x
  2. Step 2: Convert to fraction form
    33,289.02/45,928.71 = 20,041.02/x
  3. Step 3: Cross multiply
    33,289.02x = 45,928.71 × 20,041.02
  4. Step 4: Simplify right side
    33,289.02x = 920,458,195.68
  5. Step 5: Solve for x
    x = 920,458,195.68/33,289.02
  6. Step 6: Final answer
    x = 27,650.50

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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.