Home / 21,558.06-32,336.19-5,975.28

Finding the Fourth Proportional to 21,558.06, 32,336.19 and 5,975.28

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Solution

The fourth proportional to 21,558.06, 32,336.19 and 5,975.28 is: 8,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558.06 : 32,336.19 = 5,975.28 : x
  2. Step 2: Convert to fraction form
    21,558.06/32,336.19 = 5,975.28/x
  3. Step 3: Cross multiply
    21,558.06x = 32,336.19 × 5,975.28
  4. Step 4: Simplify right side
    21,558.06x = 193,217,789.38
  5. Step 5: Solve for x
    x = 193,217,789.38/21,558.06
  6. Step 6: Final answer
    x = 8,962.67

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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.