Home / 16,734.90-25,059.15-13,278.90

Finding the Fourth Proportional to 16,734.90, 25,059.15 and 13,278.90

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Solution

The fourth proportional to 16,734.90, 25,059.15 and 13,278.90 is: 19,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,734.90 : 25,059.15 = 13,278.90 : x
  2. Step 2: Convert to fraction form
    16,734.90/25,059.15 = 13,278.90/x
  3. Step 3: Cross multiply
    16,734.90x = 25,059.15 × 13,278.90
  4. Step 4: Simplify right side
    16,734.90x = 332,757,946.94
  5. Step 5: Solve for x
    x = 332,757,946.94/16,734.90
  6. Step 6: Final answer
    x = 19,884.07

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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.