Home / 47,383.89-71,052.03-15,782.76

Finding the Fourth Proportional to 47,383.89, 71,052.03 and 15,782.76

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Solution

The fourth proportional to 47,383.89, 71,052.03 and 15,782.76 is: 23,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383.89 : 71,052.03 = 15,782.76 : x
  2. Step 2: Convert to fraction form
    47,383.89/71,052.03 = 15,782.76/x
  3. Step 3: Cross multiply
    47,383.89x = 71,052.03 × 15,782.76
  4. Step 4: Simplify right side
    47,383.89x = 1,121,397,137.00
  5. Step 5: Solve for x
    x = 1,121,397,137.00/47,383.89
  6. Step 6: Final answer
    x = 23,666.21

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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.