Home / 14,612.98-21,914.09-5,250.50

Finding the Fourth Proportional to 14,612.98, 21,914.09 and 5,250.50

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Solution

The fourth proportional to 14,612.98, 21,914.09 and 5,250.50 is: 7,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.98 : 21,914.09 = 5,250.50 : x
  2. Step 2: Convert to fraction form
    14,612.98/21,914.09 = 5,250.50/x
  3. Step 3: Cross multiply
    14,612.98x = 21,914.09 × 5,250.50
  4. Step 4: Simplify right side
    14,612.98x = 115,059,819.97
  5. Step 5: Solve for x
    x = 115,059,819.97/14,612.98
  6. Step 6: Final answer
    x = 7,873.81

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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.