Home / 14,164.68-21,290.22-13,832.04

Finding the Fourth Proportional to 14,164.68, 21,290.22 and 13,832.04

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Solution

The fourth proportional to 14,164.68, 21,290.22 and 13,832.04 is: 20,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.68 : 21,290.22 = 13,832.04 : x
  2. Step 2: Convert to fraction form
    14,164.68/21,290.22 = 13,832.04/x
  3. Step 3: Cross multiply
    14,164.68x = 21,290.22 × 13,832.04
  4. Step 4: Simplify right side
    14,164.68x = 294,487,174.65
  5. Step 5: Solve for x
    x = 294,487,174.65/14,164.68
  6. Step 6: Final answer
    x = 20,790.25

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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.