Home / 23,011.56-34,551.90-13,161.96

Finding the Fourth Proportional to 23,011.56, 34,551.90 and 13,161.96

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Solution

The fourth proportional to 23,011.56, 34,551.90 and 13,161.96 is: 19,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.56 : 34,551.90 = 13,161.96 : x
  2. Step 2: Convert to fraction form
    23,011.56/34,551.90 = 13,161.96/x
  3. Step 3: Cross multiply
    23,011.56x = 34,551.90 × 13,161.96
  4. Step 4: Simplify right side
    23,011.56x = 454,770,725.72
  5. Step 5: Solve for x
    x = 454,770,725.72/23,011.56
  6. Step 6: Final answer
    x = 19,762.71

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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.