Home / 39,664.49-54,733.51-22,665.36

Finding the Fourth Proportional to 39,664.49, 54,733.51 and 22,665.36

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Solution

The fourth proportional to 39,664.49, 54,733.51 and 22,665.36 is: 31,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.49 : 54,733.51 = 22,665.36 : x
  2. Step 2: Convert to fraction form
    39,664.49/54,733.51 = 22,665.36/x
  3. Step 3: Cross multiply
    39,664.49x = 54,733.51 × 22,665.36
  4. Step 4: Simplify right side
    39,664.49x = 1,240,554,708.21
  5. Step 5: Solve for x
    x = 1,240,554,708.21/39,664.49
  6. Step 6: Final answer
    x = 31,276.20

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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.