Home / 13,986.34-20,976.46-4,624.14

Finding the Fourth Proportional to 13,986.34, 20,976.46 and 4,624.14

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Solution

The fourth proportional to 13,986.34, 20,976.46 and 4,624.14 is: 6,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986.34 : 20,976.46 = 4,624.14 : x
  2. Step 2: Convert to fraction form
    13,986.34/20,976.46 = 4,624.14/x
  3. Step 3: Cross multiply
    13,986.34x = 20,976.46 × 4,624.14
  4. Step 4: Simplify right side
    13,986.34x = 96,998,087.74
  5. Step 5: Solve for x
    x = 96,998,087.74/13,986.34
  6. Step 6: Final answer
    x = 6,935.20

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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.