Home / 47,370.30-71,040.05-15,771.87

Finding the Fourth Proportional to 47,370.30, 71,040.05 and 15,771.87

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Solution

The fourth proportional to 47,370.30, 71,040.05 and 15,771.87 is: 23,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,370.30 : 71,040.05 = 15,771.87 : x
  2. Step 2: Convert to fraction form
    47,370.30/71,040.05 = 15,771.87/x
  3. Step 3: Cross multiply
    47,370.30x = 71,040.05 × 15,771.87
  4. Step 4: Simplify right side
    47,370.30x = 1,120,434,502.40
  5. Step 5: Solve for x
    x = 1,120,434,502.40/47,370.30
  6. Step 6: Final answer
    x = 23,652.68

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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.