Home / 16,763.63-25,148.54-5,519.60

Finding the Fourth Proportional to 16,763.63, 25,148.54 and 5,519.60

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Solution

The fourth proportional to 16,763.63, 25,148.54 and 5,519.60 is: 8,280.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.63 : 25,148.54 = 5,519.60 : x
  2. Step 2: Convert to fraction form
    16,763.63/25,148.54 = 5,519.60/x
  3. Step 3: Cross multiply
    16,763.63x = 25,148.54 × 5,519.60
  4. Step 4: Simplify right side
    16,763.63x = 138,809,728.04
  5. Step 5: Solve for x
    x = 138,809,728.04/16,763.63
  6. Step 6: Final answer
    x = 8,280.41

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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.