Home / 19,134.90-28,707.84-8,035.88

Finding the Fourth Proportional to 19,134.90, 28,707.84 and 8,035.88

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Solution

The fourth proportional to 19,134.90, 28,707.84 and 8,035.88 is: 12,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.90 : 28,707.84 = 8,035.88 : x
  2. Step 2: Convert to fraction form
    19,134.90/28,707.84 = 8,035.88/x
  3. Step 3: Cross multiply
    19,134.90x = 28,707.84 × 8,035.88
  4. Step 4: Simplify right side
    19,134.90x = 230,692,757.30
  5. Step 5: Solve for x
    x = 230,692,757.30/19,134.90
  6. Step 6: Final answer
    x = 12,056.13

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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.