Home / 16,048.28-22,147.80-8,976.98

Finding the Fourth Proportional to 16,048.28, 22,147.80 and 8,976.98

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Solution

The fourth proportional to 16,048.28, 22,147.80 and 8,976.98 is: 12,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,048.28 : 22,147.80 = 8,976.98 : x
  2. Step 2: Convert to fraction form
    16,048.28/22,147.80 = 8,976.98/x
  3. Step 3: Cross multiply
    16,048.28x = 22,147.80 × 8,976.98
  4. Step 4: Simplify right side
    16,048.28x = 198,820,379.35
  5. Step 5: Solve for x
    x = 198,820,379.35/16,048.28
  6. Step 6: Final answer
    x = 12,388.89

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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.