Home / 14,369.35-19,827.41-8,080.51

Finding the Fourth Proportional to 14,369.35, 19,827.41 and 8,080.51

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Solution

The fourth proportional to 14,369.35, 19,827.41 and 8,080.51 is: 11,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.35 : 19,827.41 = 8,080.51 : x
  2. Step 2: Convert to fraction form
    14,369.35/19,827.41 = 8,080.51/x
  3. Step 3: Cross multiply
    14,369.35x = 19,827.41 × 8,080.51
  4. Step 4: Simplify right side
    14,369.35x = 160,215,485.64
  5. Step 5: Solve for x
    x = 160,215,485.64/14,369.35
  6. Step 6: Final answer
    x = 11,149.81

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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.