Home / 30,352.75-41,886.81-16,923.70

Finding the Fourth Proportional to 30,352.75, 41,886.81 and 16,923.70

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Solution

The fourth proportional to 30,352.75, 41,886.81 and 16,923.70 is: 23,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.75 : 41,886.81 = 16,923.70 : x
  2. Step 2: Convert to fraction form
    30,352.75/41,886.81 = 16,923.70/x
  3. Step 3: Cross multiply
    30,352.75x = 41,886.81 × 16,923.70
  4. Step 4: Simplify right side
    30,352.75x = 708,879,701.68
  5. Step 5: Solve for x
    x = 708,879,701.68/30,352.75
  6. Step 6: Final answer
    x = 23,354.71

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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.