Home / 47,225.48-70,821.68-13,936.73

Finding the Fourth Proportional to 47,225.48, 70,821.68 and 13,936.73

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Solution

The fourth proportional to 47,225.48, 70,821.68 and 13,936.73 is: 20,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,225.48 : 70,821.68 = 13,936.73 : x
  2. Step 2: Convert to fraction form
    47,225.48/70,821.68 = 13,936.73/x
  3. Step 3: Cross multiply
    47,225.48x = 70,821.68 × 13,936.73
  4. Step 4: Simplify right side
    47,225.48x = 987,022,208.51
  5. Step 5: Solve for x
    x = 987,022,208.51/47,225.48
  6. Step 6: Final answer
    x = 20,900.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.