Home / 14,097.49-21,148.68-4,738.43

Finding the Fourth Proportional to 14,097.49, 21,148.68 and 4,738.43

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Solution

The fourth proportional to 14,097.49, 21,148.68 and 4,738.43 is: 7,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.49 : 21,148.68 = 4,738.43 : x
  2. Step 2: Convert to fraction form
    14,097.49/21,148.68 = 4,738.43/x
  3. Step 3: Cross multiply
    14,097.49x = 21,148.68 × 4,738.43
  4. Step 4: Simplify right side
    14,097.49x = 100,211,434.03
  5. Step 5: Solve for x
    x = 100,211,434.03/14,097.49
  6. Step 6: Final answer
    x = 7,108.46

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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.