Home / 19,231.47-28,848.26-6,082.86

Finding the Fourth Proportional to 19,231.47, 28,848.26 and 6,082.86

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Solution

The fourth proportional to 19,231.47, 28,848.26 and 6,082.86 is: 9,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.47 : 28,848.26 = 6,082.86 : x
  2. Step 2: Convert to fraction form
    19,231.47/28,848.26 = 6,082.86/x
  3. Step 3: Cross multiply
    19,231.47x = 28,848.26 × 6,082.86
  4. Step 4: Simplify right side
    19,231.47x = 175,479,896.41
  5. Step 5: Solve for x
    x = 175,479,896.41/19,231.47
  6. Step 6: Final answer
    x = 9,124.62

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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.