Home / 30,399.94-45,604.48-10,675.02

Finding the Fourth Proportional to 30,399.94, 45,604.48 and 10,675.02

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Solution

The fourth proportional to 30,399.94, 45,604.48 and 10,675.02 is: 16,014.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,399.94 : 45,604.48 = 10,675.02 : x
  2. Step 2: Convert to fraction form
    30,399.94/45,604.48 = 10,675.02/x
  3. Step 3: Cross multiply
    30,399.94x = 45,604.48 × 10,675.02
  4. Step 4: Simplify right side
    30,399.94x = 486,828,736.09
  5. Step 5: Solve for x
    x = 486,828,736.09/30,399.94
  6. Step 6: Final answer
    x = 16,014.13

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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.