Home / 30,166.25-45,249.37-9,391.37

Finding the Fourth Proportional to 30,166.25, 45,249.37 and 9,391.37

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Solution

The fourth proportional to 30,166.25, 45,249.37 and 9,391.37 is: 14,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.25 : 45,249.37 = 9,391.37 : x
  2. Step 2: Convert to fraction form
    30,166.25/45,249.37 = 9,391.37/x
  3. Step 3: Cross multiply
    30,166.25x = 45,249.37 × 9,391.37
  4. Step 4: Simplify right side
    30,166.25x = 424,953,326.21
  5. Step 5: Solve for x
    x = 424,953,326.21/30,166.25
  6. Step 6: Final answer
    x = 14,087.05

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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.