Home / 14,112.46-21,164.75-4,250.31

Finding the Fourth Proportional to 14,112.46, 21,164.75 and 4,250.31

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Solution

The fourth proportional to 14,112.46, 21,164.75 and 4,250.31 is: 6,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.46 : 21,164.75 = 4,250.31 : x
  2. Step 2: Convert to fraction form
    14,112.46/21,164.75 = 4,250.31/x
  3. Step 3: Cross multiply
    14,112.46x = 21,164.75 × 4,250.31
  4. Step 4: Simplify right side
    14,112.46x = 89,956,687.64
  5. Step 5: Solve for x
    x = 89,956,687.64/14,112.46
  6. Step 6: Final answer
    x = 6,374.27

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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.