Home / 30,745.07-46,119.26-9,686.76

Finding the Fourth Proportional to 30,745.07, 46,119.26 and 9,686.76

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Solution

The fourth proportional to 30,745.07, 46,119.26 and 9,686.76 is: 14,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,745.07 : 46,119.26 = 9,686.76 : x
  2. Step 2: Convert to fraction form
    30,745.07/46,119.26 = 9,686.76/x
  3. Step 3: Cross multiply
    30,745.07x = 46,119.26 × 9,686.76
  4. Step 4: Simplify right side
    30,745.07x = 446,745,999.78
  5. Step 5: Solve for x
    x = 446,745,999.78/30,745.07
  6. Step 6: Final answer
    x = 14,530.66

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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.