Home / 28,674.60-43,004.70-10,202.28

Finding the Fourth Proportional to 28,674.60, 43,004.70 and 10,202.28

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Solution

The fourth proportional to 28,674.60, 43,004.70 and 10,202.28 is: 15,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674.60 : 43,004.70 = 10,202.28 : x
  2. Step 2: Convert to fraction form
    28,674.60/43,004.70 = 10,202.28/x
  3. Step 3: Cross multiply
    28,674.60x = 43,004.70 × 10,202.28
  4. Step 4: Simplify right side
    28,674.60x = 438,745,990.72
  5. Step 5: Solve for x
    x = 438,745,990.72/28,674.60
  6. Step 6: Final answer
    x = 15,300.86

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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.