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Finding the Fourth Proportional to 19,495.98, 29,233.94 and 6,346.64

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Solution

The fourth proportional to 19,495.98, 29,233.94 and 6,346.64 is: 9,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.98 : 29,233.94 = 6,346.64 : x
  2. Step 2: Convert to fraction form
    19,495.98/29,233.94 = 6,346.64/x
  3. Step 3: Cross multiply
    19,495.98x = 29,233.94 × 6,346.64
  4. Step 4: Simplify right side
    19,495.98x = 185,537,115.06
  5. Step 5: Solve for x
    x = 185,537,115.06/19,495.98
  6. Step 6: Final answer
    x = 9,516.69

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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.