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Finding the Fourth Proportional to 52,967, 79,450.50 and 19,695.44

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Solution

The fourth proportional to 52,967, 79,450.50 and 19,695.44 is: 29,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,967 : 79,450.50 = 19,695.44 : x
  2. Step 2: Convert to fraction form
    52,967/79,450.50 = 19,695.44/x
  3. Step 3: Cross multiply
    52,967x = 79,450.50 × 19,695.44
  4. Step 4: Simplify right side
    52,967x = 1,564,812,555.72
  5. Step 5: Solve for x
    x = 1,564,812,555.72/52,967
  6. Step 6: Final answer
    x = 29,543.16

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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.