Home / 47,623.21-71,416.31-25,424.46

Finding the Fourth Proportional to 47,623.21, 71,416.31 and 25,424.46

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Solution

The fourth proportional to 47,623.21, 71,416.31 and 25,424.46 is: 38,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,623.21 : 71,416.31 = 25,424.46 : x
  2. Step 2: Convert to fraction form
    47,623.21/71,416.31 = 25,424.46/x
  3. Step 3: Cross multiply
    47,623.21x = 71,416.31 × 25,424.46
  4. Step 4: Simplify right side
    47,623.21x = 1,815,720,989.82
  5. Step 5: Solve for x
    x = 1,815,720,989.82/47,623.21
  6. Step 6: Final answer
    x = 38,126.81

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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.