Home / 14,674.96-21,989.76-9,912.46

Finding the Fourth Proportional to 14,674.96, 21,989.76 and 9,912.46

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Solution

The fourth proportional to 14,674.96, 21,989.76 and 9,912.46 is: 14,853.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.96 : 21,989.76 = 9,912.46 : x
  2. Step 2: Convert to fraction form
    14,674.96/21,989.76 = 9,912.46/x
  3. Step 3: Cross multiply
    14,674.96x = 21,989.76 × 9,912.46
  4. Step 4: Simplify right side
    14,674.96x = 217,972,506.46
  5. Step 5: Solve for x
    x = 217,972,506.46/14,674.96
  6. Step 6: Final answer
    x = 14,853.37

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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.