Home / 34,857.48-48,092.70-19,747.72

Finding the Fourth Proportional to 34,857.48, 48,092.70 and 19,747.72

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Solution

The fourth proportional to 34,857.48, 48,092.70 and 19,747.72 is: 27,245.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.48 : 48,092.70 = 19,747.72 : x
  2. Step 2: Convert to fraction form
    34,857.48/48,092.70 = 19,747.72/x
  3. Step 3: Cross multiply
    34,857.48x = 48,092.70 × 19,747.72
  4. Step 4: Simplify right side
    34,857.48x = 949,721,173.64
  5. Step 5: Solve for x
    x = 949,721,173.64/34,857.48
  6. Step 6: Final answer
    x = 27,245.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.