Home / 16,836.45-25,254.74-5,149.63

Finding the Fourth Proportional to 16,836.45, 25,254.74 and 5,149.63

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Solution

The fourth proportional to 16,836.45, 25,254.74 and 5,149.63 is: 7,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.45 : 25,254.74 = 5,149.63 : x
  2. Step 2: Convert to fraction form
    16,836.45/25,254.74 = 5,149.63/x
  3. Step 3: Cross multiply
    16,836.45x = 25,254.74 × 5,149.63
  4. Step 4: Simplify right side
    16,836.45x = 130,052,566.75
  5. Step 5: Solve for x
    x = 130,052,566.75/16,836.45
  6. Step 6: Final answer
    x = 7,724.46

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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.