Home / 39,495.40-54,504.49-21,592.07

Finding the Fourth Proportional to 39,495.40, 54,504.49 and 21,592.07

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Solution

The fourth proportional to 39,495.40, 54,504.49 and 21,592.07 is: 29,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.40 : 54,504.49 = 21,592.07 : x
  2. Step 2: Convert to fraction form
    39,495.40/54,504.49 = 21,592.07/x
  3. Step 3: Cross multiply
    39,495.40x = 54,504.49 × 21,592.07
  4. Step 4: Simplify right side
    39,495.40x = 1,176,864,763.39
  5. Step 5: Solve for x
    x = 1,176,864,763.39/39,495.40
  6. Step 6: Final answer
    x = 29,797.51

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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.