Home / 14,674.43-20,249.48-8,300.69

Finding the Fourth Proportional to 14,674.43, 20,249.48 and 8,300.69

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Solution

The fourth proportional to 14,674.43, 20,249.48 and 8,300.69 is: 11,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.43 : 20,249.48 = 8,300.69 : x
  2. Step 2: Convert to fraction form
    14,674.43/20,249.48 = 8,300.69/x
  3. Step 3: Cross multiply
    14,674.43x = 20,249.48 × 8,300.69
  4. Step 4: Simplify right side
    14,674.43x = 168,084,614.64
  5. Step 5: Solve for x
    x = 168,084,614.64/14,674.43
  6. Step 6: Final answer
    x = 11,454.26

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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.