Home / 22,053.24-33,079.86-12,814.20

Finding the Fourth Proportional to 22,053.24, 33,079.86 and 12,814.20

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Solution

The fourth proportional to 22,053.24, 33,079.86 and 12,814.20 is: 19,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.24 : 33,079.86 = 12,814.20 : x
  2. Step 2: Convert to fraction form
    22,053.24/33,079.86 = 12,814.20/x
  3. Step 3: Cross multiply
    22,053.24x = 33,079.86 × 12,814.20
  4. Step 4: Simplify right side
    22,053.24x = 423,891,942.01
  5. Step 5: Solve for x
    x = 423,891,942.01/22,053.24
  6. Step 6: Final answer
    x = 19,221.30

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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.