Home / 14,522.33-21,783.67-13,814.12

Finding the Fourth Proportional to 14,522.33, 21,783.67 and 13,814.12

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Solution

The fourth proportional to 14,522.33, 21,783.67 and 13,814.12 is: 20,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.33 : 21,783.67 = 13,814.12 : x
  2. Step 2: Convert to fraction form
    14,522.33/21,783.67 = 13,814.12/x
  3. Step 3: Cross multiply
    14,522.33x = 21,783.67 × 13,814.12
  4. Step 4: Simplify right side
    14,522.33x = 300,922,251.34
  5. Step 5: Solve for x
    x = 300,922,251.34/14,522.33
  6. Step 6: Final answer
    x = 20,721.34

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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.