Home / 31,105.37-46,633.45-22,220.68

Finding the Fourth Proportional to 31,105.37, 46,633.45 and 22,220.68

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Solution

The fourth proportional to 31,105.37, 46,633.45 and 22,220.68 is: 33,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105.37 : 46,633.45 = 22,220.68 : x
  2. Step 2: Convert to fraction form
    31,105.37/46,633.45 = 22,220.68/x
  3. Step 3: Cross multiply
    31,105.37x = 46,633.45 × 22,220.68
  4. Step 4: Simplify right side
    31,105.37x = 1,036,226,864.22
  5. Step 5: Solve for x
    x = 1,036,226,864.22/31,105.37
  6. Step 6: Final answer
    x = 33,313.44

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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.