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Finding the Fourth Proportional to 14,800.70, 22,201.50 and 4,940.84

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Solution

The fourth proportional to 14,800.70, 22,201.50 and 4,940.84 is: 7,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.70 : 22,201.50 = 4,940.84 : x
  2. Step 2: Convert to fraction form
    14,800.70/22,201.50 = 4,940.84/x
  3. Step 3: Cross multiply
    14,800.70x = 22,201.50 × 4,940.84
  4. Step 4: Simplify right side
    14,800.70x = 109,694,059.26
  5. Step 5: Solve for x
    x = 109,694,059.26/14,800.70
  6. Step 6: Final answer
    x = 7,411.41

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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.