Home / 34,253.98-47,270.82-20,107.06

Finding the Fourth Proportional to 34,253.98, 47,270.82 and 20,107.06

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Solution

The fourth proportional to 34,253.98, 47,270.82 and 20,107.06 is: 27,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,253.98 : 47,270.82 = 20,107.06 : x
  2. Step 2: Convert to fraction form
    34,253.98/47,270.82 = 20,107.06/x
  3. Step 3: Cross multiply
    34,253.98x = 47,270.82 × 20,107.06
  4. Step 4: Simplify right side
    34,253.98x = 950,477,213.99
  5. Step 5: Solve for x
    x = 950,477,213.99/34,253.98
  6. Step 6: Final answer
    x = 27,747.94

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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.