Home / 32,783.76-49,163.55-11,718.09

Finding the Fourth Proportional to 32,783.76, 49,163.55 and 11,718.09

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Solution

The fourth proportional to 32,783.76, 49,163.55 and 11,718.09 is: 17,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,783.76 : 49,163.55 = 11,718.09 : x
  2. Step 2: Convert to fraction form
    32,783.76/49,163.55 = 11,718.09/x
  3. Step 3: Cross multiply
    32,783.76x = 49,163.55 × 11,718.09
  4. Step 4: Simplify right side
    32,783.76x = 576,102,903.62
  5. Step 5: Solve for x
    x = 576,102,903.62/32,783.76
  6. Step 6: Final answer
    x = 17,572.81

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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.