Home / 14,767.33-20,379.26-8,392.92

Finding the Fourth Proportional to 14,767.33, 20,379.26 and 8,392.92

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Solution

The fourth proportional to 14,767.33, 20,379.26 and 8,392.92 is: 11,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.33 : 20,379.26 = 8,392.92 : x
  2. Step 2: Convert to fraction form
    14,767.33/20,379.26 = 8,392.92/x
  3. Step 3: Cross multiply
    14,767.33x = 20,379.26 × 8,392.92
  4. Step 4: Simplify right side
    14,767.33x = 171,041,498.84
  5. Step 5: Solve for x
    x = 171,041,498.84/14,767.33
  6. Step 6: Final answer
    x = 11,582.43

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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.