Home / 34,670.46-52,005.42-18,021.90

Finding the Fourth Proportional to 34,670.46, 52,005.42 and 18,021.90

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Solution

The fourth proportional to 34,670.46, 52,005.42 and 18,021.90 is: 27,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,670.46 : 52,005.42 = 18,021.90 : x
  2. Step 2: Convert to fraction form
    34,670.46/52,005.42 = 18,021.90/x
  3. Step 3: Cross multiply
    34,670.46x = 52,005.42 × 18,021.90
  4. Step 4: Simplify right side
    34,670.46x = 937,236,478.70
  5. Step 5: Solve for x
    x = 937,236,478.70/34,670.46
  6. Step 6: Final answer
    x = 27,032.71

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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.