Home / 12,905.26-19,366.52-4,697.26

Finding the Fourth Proportional to 12,905.26, 19,366.52 and 4,697.26

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Solution

The fourth proportional to 12,905.26, 19,366.52 and 4,697.26 is: 7,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,905.26 : 19,366.52 = 4,697.26 : x
  2. Step 2: Convert to fraction form
    12,905.26/19,366.52 = 4,697.26/x
  3. Step 3: Cross multiply
    12,905.26x = 19,366.52 × 4,697.26
  4. Step 4: Simplify right side
    12,905.26x = 90,969,579.74
  5. Step 5: Solve for x
    x = 90,969,579.74/12,905.26
  6. Step 6: Final answer
    x = 7,049.03

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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.