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Finding the Fourth Proportional to 51,850.98, 77,779.71 and 16,794.18

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Solution

The fourth proportional to 51,850.98, 77,779.71 and 16,794.18 is: 25,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,850.98 : 77,779.71 = 16,794.18 : x
  2. Step 2: Convert to fraction form
    51,850.98/77,779.71 = 16,794.18/x
  3. Step 3: Cross multiply
    51,850.98x = 77,779.71 × 16,794.18
  4. Step 4: Simplify right side
    51,850.98x = 1,306,246,450.09
  5. Step 5: Solve for x
    x = 1,306,246,450.09/51,850.98
  6. Step 6: Final answer
    x = 25,192.32

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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.