Home / 47,720.39-71,548.99-22,764.29

Finding the Fourth Proportional to 47,720.39, 71,548.99 and 22,764.29

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Solution

The fourth proportional to 47,720.39, 71,548.99 and 22,764.29 is: 34,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,720.39 : 71,548.99 = 22,764.29 : x
  2. Step 2: Convert to fraction form
    47,720.39/71,548.99 = 22,764.29/x
  3. Step 3: Cross multiply
    47,720.39x = 71,548.99 × 22,764.29
  4. Step 4: Simplify right side
    47,720.39x = 1,628,762,073.42
  5. Step 5: Solve for x
    x = 1,628,762,073.42/47,720.39
  6. Step 6: Final answer
    x = 34,131.37

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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.