Home / 34,736.85-47,938.43-21,305.03

Finding the Fourth Proportional to 34,736.85, 47,938.43 and 21,305.03

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Solution

The fourth proportional to 34,736.85, 47,938.43 and 21,305.03 is: 29,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.85 : 47,938.43 = 21,305.03 : x
  2. Step 2: Convert to fraction form
    34,736.85/47,938.43 = 21,305.03/x
  3. Step 3: Cross multiply
    34,736.85x = 47,938.43 × 21,305.03
  4. Step 4: Simplify right side
    34,736.85x = 1,021,329,502.87
  5. Step 5: Solve for x
    x = 1,021,329,502.87/34,736.85
  6. Step 6: Final answer
    x = 29,401.90

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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.