Home / 36,881.48-50,887.69-20,964.67

Finding the Fourth Proportional to 36,881.48, 50,887.69 and 20,964.67

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Solution

The fourth proportional to 36,881.48, 50,887.69 and 20,964.67 is: 28,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.48 : 50,887.69 = 20,964.67 : x
  2. Step 2: Convert to fraction form
    36,881.48/50,887.69 = 20,964.67/x
  3. Step 3: Cross multiply
    36,881.48x = 50,887.69 × 20,964.67
  4. Step 4: Simplify right side
    36,881.48x = 1,066,843,523.09
  5. Step 5: Solve for x
    x = 1,066,843,523.09/36,881.48
  6. Step 6: Final answer
    x = 28,926.27

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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.