Home / 14,439.84-19,938.24-11,304.96

Finding the Fourth Proportional to 14,439.84, 19,938.24 and 11,304.96

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Solution

The fourth proportional to 14,439.84, 19,938.24 and 11,304.96 is: 15,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.84 : 19,938.24 = 11,304.96 : x
  2. Step 2: Convert to fraction form
    14,439.84/19,938.24 = 11,304.96/x
  3. Step 3: Cross multiply
    14,439.84x = 19,938.24 × 11,304.96
  4. Step 4: Simplify right side
    14,439.84x = 225,401,005.67
  5. Step 5: Solve for x
    x = 225,401,005.67/14,439.84
  6. Step 6: Final answer
    x = 15,609.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.