Home / 47,396.85-71,071.43-15,795.71

Finding the Fourth Proportional to 47,396.85, 71,071.43 and 15,795.71

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Solution

The fourth proportional to 47,396.85, 71,071.43 and 15,795.71 is: 23,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,396.85 : 71,071.43 = 15,795.71 : x
  2. Step 2: Convert to fraction form
    47,396.85/71,071.43 = 15,795.71/x
  3. Step 3: Cross multiply
    47,396.85x = 71,071.43 × 15,795.71
  4. Step 4: Simplify right side
    47,396.85x = 1,122,623,529.75
  5. Step 5: Solve for x
    x = 1,122,623,529.75/47,396.85
  6. Step 6: Final answer
    x = 23,685.62

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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.