Home / 47,213.76-70,822.08-13,933.44

Finding the Fourth Proportional to 47,213.76, 70,822.08 and 13,933.44

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Solution

The fourth proportional to 47,213.76, 70,822.08 and 13,933.44 is: 20,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,213.76 : 70,822.08 = 13,933.44 : x
  2. Step 2: Convert to fraction form
    47,213.76/70,822.08 = 13,933.44/x
  3. Step 3: Cross multiply
    47,213.76x = 70,822.08 × 13,933.44
  4. Step 4: Simplify right side
    47,213.76x = 986,795,202.36
  5. Step 5: Solve for x
    x = 986,795,202.36/47,213.76
  6. Step 6: Final answer
    x = 20,900.58

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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.