Home / 46,485.70-69,716.09-20,184.19

Finding the Fourth Proportional to 46,485.70, 69,716.09 and 20,184.19

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Solution

The fourth proportional to 46,485.70, 69,716.09 and 20,184.19 is: 30,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,485.70 : 69,716.09 = 20,184.19 : x
  2. Step 2: Convert to fraction form
    46,485.70/69,716.09 = 20,184.19/x
  3. Step 3: Cross multiply
    46,485.70x = 69,716.09 × 20,184.19
  4. Step 4: Simplify right side
    46,485.70x = 1,407,162,682.79
  5. Step 5: Solve for x
    x = 1,407,162,682.79/46,485.70
  6. Step 6: Final answer
    x = 30,270.87

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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.