Home / 16,826.86-25,192.63-8,911.41

Finding the Fourth Proportional to 16,826.86, 25,192.63 and 8,911.41

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Solution

The fourth proportional to 16,826.86, 25,192.63 and 8,911.41 is: 13,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.86 : 25,192.63 = 8,911.41 : x
  2. Step 2: Convert to fraction form
    16,826.86/25,192.63 = 8,911.41/x
  3. Step 3: Cross multiply
    16,826.86x = 25,192.63 × 8,911.41
  4. Step 4: Simplify right side
    16,826.86x = 224,501,854.91
  5. Step 5: Solve for x
    x = 224,501,854.91/16,826.86
  6. Step 6: Final answer
    x = 13,341.87

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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.