Home / 14,546.34-21,819.78-4,686.48

Finding the Fourth Proportional to 14,546.34, 21,819.78 and 4,686.48

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Solution

The fourth proportional to 14,546.34, 21,819.78 and 4,686.48 is: 7,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.34 : 21,819.78 = 4,686.48 : x
  2. Step 2: Convert to fraction form
    14,546.34/21,819.78 = 4,686.48/x
  3. Step 3: Cross multiply
    14,546.34x = 21,819.78 × 4,686.48
  4. Step 4: Simplify right side
    14,546.34x = 102,257,962.57
  5. Step 5: Solve for x
    x = 102,257,962.57/14,546.34
  6. Step 6: Final answer
    x = 7,029.81

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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.