Home / 37,419.12-51,634.71-20,651.04

Finding the Fourth Proportional to 37,419.12, 51,634.71 and 20,651.04

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Solution

The fourth proportional to 37,419.12, 51,634.71 and 20,651.04 is: 28,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,419.12 : 51,634.71 = 20,651.04 : x
  2. Step 2: Convert to fraction form
    37,419.12/51,634.71 = 20,651.04/x
  3. Step 3: Cross multiply
    37,419.12x = 51,634.71 × 20,651.04
  4. Step 4: Simplify right side
    37,419.12x = 1,066,310,461.60
  5. Step 5: Solve for x
    x = 1,066,310,461.60/37,419.12
  6. Step 6: Final answer
    x = 28,496.41

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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.