Home / 47,595.20-71,396.32-14,312.56

Finding the Fourth Proportional to 47,595.20, 71,396.32 and 14,312.56

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Solution

The fourth proportional to 47,595.20, 71,396.32 and 14,312.56 is: 21,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,595.20 : 71,396.32 = 14,312.56 : x
  2. Step 2: Convert to fraction form
    47,595.20/71,396.32 = 14,312.56/x
  3. Step 3: Cross multiply
    47,595.20x = 71,396.32 × 14,312.56
  4. Step 4: Simplify right side
    47,595.20x = 1,021,864,113.78
  5. Step 5: Solve for x
    x = 1,021,864,113.78/47,595.20
  6. Step 6: Final answer
    x = 21,469.90

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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.