Home / 31,803.89-47,727.71-11,027.39

Finding the Fourth Proportional to 31,803.89, 47,727.71 and 11,027.39

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Solution

The fourth proportional to 31,803.89, 47,727.71 and 11,027.39 is: 16,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,803.89 : 47,727.71 = 11,027.39 : x
  2. Step 2: Convert to fraction form
    31,803.89/47,727.71 = 11,027.39/x
  3. Step 3: Cross multiply
    31,803.89x = 47,727.71 × 11,027.39
  4. Step 4: Simplify right side
    31,803.89x = 526,312,057.01
  5. Step 5: Solve for x
    x = 526,312,057.01/31,803.89
  6. Step 6: Final answer
    x = 16,548.67

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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.