Home / 47,676.06-71,522.34-19,611.54

Finding the Fourth Proportional to 47,676.06, 71,522.34 and 19,611.54

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Solution

The fourth proportional to 47,676.06, 71,522.34 and 19,611.54 is: 29,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.06 : 71,522.34 = 19,611.54 : x
  2. Step 2: Convert to fraction form
    47,676.06/71,522.34 = 19,611.54/x
  3. Step 3: Cross multiply
    47,676.06x = 71,522.34 × 19,611.54
  4. Step 4: Simplify right side
    47,676.06x = 1,402,663,231.80
  5. Step 5: Solve for x
    x = 1,402,663,231.80/47,676.06
  6. Step 6: Final answer
    x = 29,420.70

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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.