Home / 19,146.62-28,724.36-6,495.70

Finding the Fourth Proportional to 19,146.62, 28,724.36 and 6,495.70

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Solution

The fourth proportional to 19,146.62, 28,724.36 and 6,495.70 is: 9,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.62 : 28,724.36 = 6,495.70 : x
  2. Step 2: Convert to fraction form
    19,146.62/28,724.36 = 6,495.70/x
  3. Step 3: Cross multiply
    19,146.62x = 28,724.36 × 6,495.70
  4. Step 4: Simplify right side
    19,146.62x = 186,584,761.83
  5. Step 5: Solve for x
    x = 186,584,761.83/19,146.62
  6. Step 6: Final answer
    x = 9,745.05

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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.