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Finding the Fourth Proportional to 16,913.04, 25,295.04 and 15,362.88

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Solution

The fourth proportional to 16,913.04, 25,295.04 and 15,362.88 is: 22,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.04 : 25,295.04 = 15,362.88 : x
  2. Step 2: Convert to fraction form
    16,913.04/25,295.04 = 15,362.88/x
  3. Step 3: Cross multiply
    16,913.04x = 25,295.04 × 15,362.88
  4. Step 4: Simplify right side
    16,913.04x = 388,604,664.12
  5. Step 5: Solve for x
    x = 388,604,664.12/16,913.04
  6. Step 6: Final answer
    x = 22,976.63

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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.