Home / 19,197.11-28,790.03-6,714.81

Finding the Fourth Proportional to 19,197.11, 28,790.03 and 6,714.81

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Solution

The fourth proportional to 19,197.11, 28,790.03 and 6,714.81 is: 10,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197.11 : 28,790.03 = 6,714.81 : x
  2. Step 2: Convert to fraction form
    19,197.11/28,790.03 = 6,714.81/x
  3. Step 3: Cross multiply
    19,197.11x = 28,790.03 × 6,714.81
  4. Step 4: Simplify right side
    19,197.11x = 193,319,638.62
  5. Step 5: Solve for x
    x = 193,319,638.62/19,197.11
  6. Step 6: Final answer
    x = 10,070.24

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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.