Home / 47,213.12-70,847.04-17,629.85

Finding the Fourth Proportional to 47,213.12, 70,847.04 and 17,629.85

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Solution

The fourth proportional to 47,213.12, 70,847.04 and 17,629.85 is: 26,454.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,213.12 : 70,847.04 = 17,629.85 : x
  2. Step 2: Convert to fraction form
    47,213.12/70,847.04 = 17,629.85/x
  3. Step 3: Cross multiply
    47,213.12x = 70,847.04 × 17,629.85
  4. Step 4: Simplify right side
    47,213.12x = 1,249,022,688.14
  5. Step 5: Solve for x
    x = 1,249,022,688.14/47,213.12
  6. Step 6: Final answer
    x = 26,454.99

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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.