Home / 14,107.42-21,160.29-6,314.14

Finding the Fourth Proportional to 14,107.42, 21,160.29 and 6,314.14

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Solution

The fourth proportional to 14,107.42, 21,160.29 and 6,314.14 is: 9,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.42 : 21,160.29 = 6,314.14 : x
  2. Step 2: Convert to fraction form
    14,107.42/21,160.29 = 6,314.14/x
  3. Step 3: Cross multiply
    14,107.42x = 21,160.29 × 6,314.14
  4. Step 4: Simplify right side
    14,107.42x = 133,609,033.50
  5. Step 5: Solve for x
    x = 133,609,033.50/14,107.42
  6. Step 6: Final answer
    x = 9,470.83

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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.