Home / 34,296.47-51,450.84-12,122.72

Finding the Fourth Proportional to 34,296.47, 51,450.84 and 12,122.72

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Solution

The fourth proportional to 34,296.47, 51,450.84 and 12,122.72 is: 18,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,296.47 : 51,450.84 = 12,122.72 : x
  2. Step 2: Convert to fraction form
    34,296.47/51,450.84 = 12,122.72/x
  3. Step 3: Cross multiply
    34,296.47x = 51,450.84 × 12,122.72
  4. Step 4: Simplify right side
    34,296.47x = 623,724,127.08
  5. Step 5: Solve for x
    x = 623,724,127.08/34,296.47
  6. Step 6: Final answer
    x = 18,186.25

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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.