Home / 22,107.96-30,509.06-12,036.49

Finding the Fourth Proportional to 22,107.96, 30,509.06 and 12,036.49

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Solution

The fourth proportional to 22,107.96, 30,509.06 and 12,036.49 is: 16,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.96 : 30,509.06 = 12,036.49 : x
  2. Step 2: Convert to fraction form
    22,107.96/30,509.06 = 12,036.49/x
  3. Step 3: Cross multiply
    22,107.96x = 30,509.06 × 12,036.49
  4. Step 4: Simplify right side
    22,107.96x = 367,221,859.14
  5. Step 5: Solve for x
    x = 367,221,859.14/22,107.96
  6. Step 6: Final answer
    x = 16,610.39

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Half scale
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Double scale
Find fourth proportional to 22,108.96, 30,510.44 and 12,037.49
Similar ratio
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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.