Home / 32,775.75-49,163.76-11,999.25

Finding the Fourth Proportional to 32,775.75, 49,163.76 and 11,999.25

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Solution

The fourth proportional to 32,775.75, 49,163.76 and 11,999.25 is: 17,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,775.75 : 49,163.76 = 11,999.25 : x
  2. Step 2: Convert to fraction form
    32,775.75/49,163.76 = 11,999.25/x
  3. Step 3: Cross multiply
    32,775.75x = 49,163.76 × 11,999.25
  4. Step 4: Simplify right side
    32,775.75x = 589,928,247.18
  5. Step 5: Solve for x
    x = 589,928,247.18/32,775.75
  6. Step 6: Final answer
    x = 17,998.92

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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.