Home / 37,824.21-52,196.97-20,828.10

Finding the Fourth Proportional to 37,824.21, 52,196.97 and 20,828.10

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Solution

The fourth proportional to 37,824.21, 52,196.97 and 20,828.10 is: 28,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,824.21 : 52,196.97 = 20,828.10 : x
  2. Step 2: Convert to fraction form
    37,824.21/52,196.97 = 20,828.10/x
  3. Step 3: Cross multiply
    37,824.21x = 52,196.97 × 20,828.10
  4. Step 4: Simplify right side
    37,824.21x = 1,087,163,710.86
  5. Step 5: Solve for x
    x = 1,087,163,710.86/37,824.21
  6. Step 6: Final answer
    x = 28,742.54

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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.