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Finding the Fourth Proportional to 15,396.93, 23,093.41 and 4,868.01

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Solution

The fourth proportional to 15,396.93, 23,093.41 and 4,868.01 is: 7,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,396.93 : 23,093.41 = 4,868.01 : x
  2. Step 2: Convert to fraction form
    15,396.93/23,093.41 = 4,868.01/x
  3. Step 3: Cross multiply
    15,396.93x = 23,093.41 × 4,868.01
  4. Step 4: Simplify right side
    15,396.93x = 112,418,984.21
  5. Step 5: Solve for x
    x = 112,418,984.21/15,396.93
  6. Step 6: Final answer
    x = 7,301.39

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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.