Home / 19,096.81-28,656.36-8,002.58

Finding the Fourth Proportional to 19,096.81, 28,656.36 and 8,002.58

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Solution

The fourth proportional to 19,096.81, 28,656.36 and 8,002.58 is: 12,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096.81 : 28,656.36 = 8,002.58 : x
  2. Step 2: Convert to fraction form
    19,096.81/28,656.36 = 8,002.58/x
  3. Step 3: Cross multiply
    19,096.81x = 28,656.36 × 8,002.58
  4. Step 4: Simplify right side
    19,096.81x = 229,324,670.13
  5. Step 5: Solve for x
    x = 229,324,670.13/19,096.81
  6. Step 6: Final answer
    x = 12,008.53

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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.