Home / 18,031.86-24,893.61-12,073.68

Finding the Fourth Proportional to 18,031.86, 24,893.61 and 12,073.68

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Solution

The fourth proportional to 18,031.86, 24,893.61 and 12,073.68 is: 16,668.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.86 : 24,893.61 = 12,073.68 : x
  2. Step 2: Convert to fraction form
    18,031.86/24,893.61 = 12,073.68/x
  3. Step 3: Cross multiply
    18,031.86x = 24,893.61 × 12,073.68
  4. Step 4: Simplify right side
    18,031.86x = 300,557,481.18
  5. Step 5: Solve for x
    x = 300,557,481.18/18,031.86
  6. Step 6: Final answer
    x = 16,668.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.