Home / 33,114.40-49,639.20-13,366.60

Finding the Fourth Proportional to 33,114.40, 49,639.20 and 13,366.60

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Solution

The fourth proportional to 33,114.40, 49,639.20 and 13,366.60 is: 20,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.40 : 49,639.20 = 13,366.60 : x
  2. Step 2: Convert to fraction form
    33,114.40/49,639.20 = 13,366.60/x
  3. Step 3: Cross multiply
    33,114.40x = 49,639.20 × 13,366.60
  4. Step 4: Simplify right side
    33,114.40x = 663,507,330.72
  5. Step 5: Solve for x
    x = 663,507,330.72/33,114.40
  6. Step 6: Final answer
    x = 20,036.82

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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.