Home / 36,493.06-50,358.88-20,578.99

Finding the Fourth Proportional to 36,493.06, 50,358.88 and 20,578.99

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Solution

The fourth proportional to 36,493.06, 50,358.88 and 20,578.99 is: 28,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.06 : 50,358.88 = 20,578.99 : x
  2. Step 2: Convert to fraction form
    36,493.06/50,358.88 = 20,578.99/x
  3. Step 3: Cross multiply
    36,493.06x = 50,358.88 × 20,578.99
  4. Step 4: Simplify right side
    36,493.06x = 1,036,334,887.93
  5. Step 5: Solve for x
    x = 1,036,334,887.93/36,493.06
  6. Step 6: Final answer
    x = 28,398.14

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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.