Home / 47,434.62-71,162.10-14,157.30

Finding the Fourth Proportional to 47,434.62, 71,162.10 and 14,157.30

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Solution

The fourth proportional to 47,434.62, 71,162.10 and 14,157.30 is: 21,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,434.62 : 71,162.10 = 14,157.30 : x
  2. Step 2: Convert to fraction form
    47,434.62/71,162.10 = 14,157.30/x
  3. Step 3: Cross multiply
    47,434.62x = 71,162.10 × 14,157.30
  4. Step 4: Simplify right side
    47,434.62x = 1,007,463,198.33
  5. Step 5: Solve for x
    x = 1,007,463,198.33/47,434.62
  6. Step 6: Final answer
    x = 21,238.99

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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.