Home / 39,633.51-54,694.70-22,640.01

Finding the Fourth Proportional to 39,633.51, 54,694.70 and 22,640.01

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Solution

The fourth proportional to 39,633.51, 54,694.70 and 22,640.01 is: 31,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,633.51 : 54,694.70 = 22,640.01 : x
  2. Step 2: Convert to fraction form
    39,633.51/54,694.70 = 22,640.01/x
  3. Step 3: Cross multiply
    39,633.51x = 54,694.70 × 22,640.01
  4. Step 4: Simplify right side
    39,633.51x = 1,238,288,554.95
  5. Step 5: Solve for x
    x = 1,238,288,554.95/39,633.51
  6. Step 6: Final answer
    x = 31,243.47

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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.