Home / 47,752.48-71,659.80-18,170.56

Finding the Fourth Proportional to 47,752.48, 71,659.80 and 18,170.56

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Solution

The fourth proportional to 47,752.48, 71,659.80 and 18,170.56 is: 27,267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,752.48 : 71,659.80 = 18,170.56 : x
  2. Step 2: Convert to fraction form
    47,752.48/71,659.80 = 18,170.56/x
  3. Step 3: Cross multiply
    47,752.48x = 71,659.80 × 18,170.56
  4. Step 4: Simplify right side
    47,752.48x = 1,302,098,695.49
  5. Step 5: Solve for x
    x = 1,302,098,695.49/47,752.48
  6. Step 6: Final answer
    x = 27,267.67

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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.