Home / 14,942.96-22,412.32-5,080.81

Finding the Fourth Proportional to 14,942.96, 22,412.32 and 5,080.81

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Solution

The fourth proportional to 14,942.96, 22,412.32 and 5,080.81 is: 7,620.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942.96 : 22,412.32 = 5,080.81 : x
  2. Step 2: Convert to fraction form
    14,942.96/22,412.32 = 5,080.81/x
  3. Step 3: Cross multiply
    14,942.96x = 22,412.32 × 5,080.81
  4. Step 4: Simplify right side
    14,942.96x = 113,872,739.58
  5. Step 5: Solve for x
    x = 113,872,739.58/14,942.96
  6. Step 6: Final answer
    x = 7,620.49

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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.