Home / 14,076.15-21,101.27-6,684.09

Finding the Fourth Proportional to 14,076.15, 21,101.27 and 6,684.09

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Solution

The fourth proportional to 14,076.15, 21,101.27 and 6,684.09 is: 10,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.15 : 21,101.27 = 6,684.09 : x
  2. Step 2: Convert to fraction form
    14,076.15/21,101.27 = 6,684.09/x
  3. Step 3: Cross multiply
    14,076.15x = 21,101.27 × 6,684.09
  4. Step 4: Simplify right side
    14,076.15x = 141,042,754.37
  5. Step 5: Solve for x
    x = 141,042,754.37/14,076.15
  6. Step 6: Final answer
    x = 10,019.98

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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.