Home / 47,238.23-70,861.09-15,647.02

Finding the Fourth Proportional to 47,238.23, 70,861.09 and 15,647.02

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Solution

The fourth proportional to 47,238.23, 70,861.09 and 15,647.02 is: 23,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.23 : 70,861.09 = 15,647.02 : x
  2. Step 2: Convert to fraction form
    47,238.23/70,861.09 = 15,647.02/x
  3. Step 3: Cross multiply
    47,238.23x = 70,861.09 × 15,647.02
  4. Step 4: Simplify right side
    47,238.23x = 1,108,764,676.18
  5. Step 5: Solve for x
    x = 1,108,764,676.18/47,238.23
  6. Step 6: Final answer
    x = 23,471.76

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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.