Home / 38,975.46-58,442.37-20,236.62

Finding the Fourth Proportional to 38,975.46, 58,442.37 and 20,236.62

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Solution

The fourth proportional to 38,975.46, 58,442.37 and 20,236.62 is: 30,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.46 : 58,442.37 = 20,236.62 : x
  2. Step 2: Convert to fraction form
    38,975.46/58,442.37 = 20,236.62/x
  3. Step 3: Cross multiply
    38,975.46x = 58,442.37 × 20,236.62
  4. Step 4: Simplify right side
    38,975.46x = 1,182,676,033.59
  5. Step 5: Solve for x
    x = 1,182,676,033.59/38,975.46
  6. Step 6: Final answer
    x = 30,344.12

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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.