Home / 32,111.07-48,161.75-8,739.33

Finding the Fourth Proportional to 32,111.07, 48,161.75 and 8,739.33

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Solution

The fourth proportional to 32,111.07, 48,161.75 and 8,739.33 is: 13,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,111.07 : 48,161.75 = 8,739.33 : x
  2. Step 2: Convert to fraction form
    32,111.07/48,161.75 = 8,739.33/x
  3. Step 3: Cross multiply
    32,111.07x = 48,161.75 × 8,739.33
  4. Step 4: Simplify right side
    32,111.07x = 420,901,382.93
  5. Step 5: Solve for x
    x = 420,901,382.93/32,111.07
  6. Step 6: Final answer
    x = 13,107.67

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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.