Home / 14,107.67-21,165.17-4,112.19

Finding the Fourth Proportional to 14,107.67, 21,165.17 and 4,112.19

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Solution

The fourth proportional to 14,107.67, 21,165.17 and 4,112.19 is: 6,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.67 : 21,165.17 = 4,112.19 : x
  2. Step 2: Convert to fraction form
    14,107.67/21,165.17 = 4,112.19/x
  3. Step 3: Cross multiply
    14,107.67x = 21,165.17 × 4,112.19
  4. Step 4: Simplify right side
    14,107.67x = 87,035,214.56
  5. Step 5: Solve for x
    x = 87,035,214.56/14,107.67
  6. Step 6: Final answer
    x = 6,169.35

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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.