Home / 34,539.88-51,809.82-13,763.56

Finding the Fourth Proportional to 34,539.88, 51,809.82 and 13,763.56

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Solution

The fourth proportional to 34,539.88, 51,809.82 and 13,763.56 is: 20,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,539.88 : 51,809.82 = 13,763.56 : x
  2. Step 2: Convert to fraction form
    34,539.88/51,809.82 = 13,763.56/x
  3. Step 3: Cross multiply
    34,539.88x = 51,809.82 × 13,763.56
  4. Step 4: Simplify right side
    34,539.88x = 713,087,566.16
  5. Step 5: Solve for x
    x = 713,087,566.16/34,539.88
  6. Step 6: Final answer
    x = 20,645.34

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1.5x scale

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.