Home / 37,826.13-52,206.39-21,920.25

Finding the Fourth Proportional to 37,826.13, 52,206.39 and 21,920.25

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Solution

The fourth proportional to 37,826.13, 52,206.39 and 21,920.25 is: 30,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826.13 : 52,206.39 = 21,920.25 : x
  2. Step 2: Convert to fraction form
    37,826.13/52,206.39 = 21,920.25/x
  3. Step 3: Cross multiply
    37,826.13x = 52,206.39 × 21,920.25
  4. Step 4: Simplify right side
    37,826.13x = 1,144,377,120.40
  5. Step 5: Solve for x
    x = 1,144,377,120.40/37,826.13
  6. Step 6: Final answer
    x = 30,253.61

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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.