Home / 14,309.42-21,467.77-4,448.78

Finding the Fourth Proportional to 14,309.42, 21,467.77 and 4,448.78

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Solution

The fourth proportional to 14,309.42, 21,467.77 and 4,448.78 is: 6,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.42 : 21,467.77 = 4,448.78 : x
  2. Step 2: Convert to fraction form
    14,309.42/21,467.77 = 4,448.78/x
  3. Step 3: Cross multiply
    14,309.42x = 21,467.77 × 4,448.78
  4. Step 4: Simplify right side
    14,309.42x = 95,505,267.36
  5. Step 5: Solve for x
    x = 95,505,267.36/14,309.42
  6. Step 6: Final answer
    x = 6,674.30

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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.