Home / 15,118.56-22,685.52-6,796.90

Finding the Fourth Proportional to 15,118.56, 22,685.52 and 6,796.90

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Solution

The fourth proportional to 15,118.56, 22,685.52 and 6,796.90 is: 10,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.56 : 22,685.52 = 6,796.90 : x
  2. Step 2: Convert to fraction form
    15,118.56/22,685.52 = 6,796.90/x
  3. Step 3: Cross multiply
    15,118.56x = 22,685.52 × 6,796.90
  4. Step 4: Simplify right side
    15,118.56x = 154,191,210.89
  5. Step 5: Solve for x
    x = 154,191,210.89/15,118.56
  6. Step 6: Final answer
    x = 10,198.80

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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.