Home / 19,253.06-28,874.58-8,154.03

Finding the Fourth Proportional to 19,253.06, 28,874.58 and 8,154.03

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Solution

The fourth proportional to 19,253.06, 28,874.58 and 8,154.03 is: 12,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.06 : 28,874.58 = 8,154.03 : x
  2. Step 2: Convert to fraction form
    19,253.06/28,874.58 = 8,154.03/x
  3. Step 3: Cross multiply
    19,253.06x = 28,874.58 × 8,154.03
  4. Step 4: Simplify right side
    19,253.06x = 235,444,191.56
  5. Step 5: Solve for x
    x = 235,444,191.56/19,253.06
  6. Step 6: Final answer
    x = 12,228.93

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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.