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Finding the Fourth Proportional to 14,816.80, 22,218.80 and 6,048.80

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Solution

The fourth proportional to 14,816.80, 22,218.80 and 6,048.80 is: 9,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.80 : 22,218.80 = 6,048.80 : x
  2. Step 2: Convert to fraction form
    14,816.80/22,218.80 = 6,048.80/x
  3. Step 3: Cross multiply
    14,816.80x = 22,218.80 × 6,048.80
  4. Step 4: Simplify right side
    14,816.80x = 134,397,077.44
  5. Step 5: Solve for x
    x = 134,397,077.44/14,816.80
  6. Step 6: Final answer
    x = 9,070.59

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1.5x scale

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.