Home / 30,283.35-41,790.42-16,854.48

Finding the Fourth Proportional to 30,283.35, 41,790.42 and 16,854.48

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Solution

The fourth proportional to 30,283.35, 41,790.42 and 16,854.48 is: 23,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.35 : 41,790.42 = 16,854.48 : x
  2. Step 2: Convert to fraction form
    30,283.35/41,790.42 = 16,854.48/x
  3. Step 3: Cross multiply
    30,283.35x = 41,790.42 × 16,854.48
  4. Step 4: Simplify right side
    30,283.35x = 704,355,798.08
  5. Step 5: Solve for x
    x = 704,355,798.08/30,283.35
  6. Step 6: Final answer
    x = 23,258.85

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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.