Home / 36,736.40-50,695.76-21,629.68

Finding the Fourth Proportional to 36,736.40, 50,695.76 and 21,629.68

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Solution

The fourth proportional to 36,736.40, 50,695.76 and 21,629.68 is: 29,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,736.40 : 50,695.76 = 21,629.68 : x
  2. Step 2: Convert to fraction form
    36,736.40/50,695.76 = 21,629.68/x
  3. Step 3: Cross multiply
    36,736.40x = 50,695.76 × 21,629.68
  4. Step 4: Simplify right side
    36,736.40x = 1,096,533,066.16
  5. Step 5: Solve for x
    x = 1,096,533,066.16/36,736.40
  6. Step 6: Final answer
    x = 29,848.68

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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.