Home / 12,722.44-19,087.08-5,323

Finding the Fourth Proportional to 12,722.44, 19,087.08 and 5,323

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Solution

The fourth proportional to 12,722.44, 19,087.08 and 5,323 is: 7,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722.44 : 19,087.08 = 5,323 : x
  2. Step 2: Convert to fraction form
    12,722.44/19,087.08 = 5,323/x
  3. Step 3: Cross multiply
    12,722.44x = 19,087.08 × 5,323
  4. Step 4: Simplify right side
    12,722.44x = 101,600,526.84
  5. Step 5: Solve for x
    x = 101,600,526.84/12,722.44
  6. Step 6: Final answer
    x = 7,985.93

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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.