Home / 14,674.46-21,989.01-9,911.96

Finding the Fourth Proportional to 14,674.46, 21,989.01 and 9,911.96

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Solution

The fourth proportional to 14,674.46, 21,989.01 and 9,911.96 is: 14,852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.46 : 21,989.01 = 9,911.96 : x
  2. Step 2: Convert to fraction form
    14,674.46/21,989.01 = 9,911.96/x
  3. Step 3: Cross multiply
    14,674.46x = 21,989.01 × 9,911.96
  4. Step 4: Simplify right side
    14,674.46x = 217,954,077.61
  5. Step 5: Solve for x
    x = 217,954,077.61/14,674.46
  6. Step 6: Final answer
    x = 14,852.62

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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.