Home / 13,929.73-19,230.48-10,759.43

Finding the Fourth Proportional to 13,929.73, 19,230.48 and 10,759.43

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Solution

The fourth proportional to 13,929.73, 19,230.48 and 10,759.43 is: 14,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,929.73 : 19,230.48 = 10,759.43 : x
  2. Step 2: Convert to fraction form
    13,929.73/19,230.48 = 10,759.43/x
  3. Step 3: Cross multiply
    13,929.73x = 19,230.48 × 10,759.43
  4. Step 4: Simplify right side
    13,929.73x = 206,909,051.50
  5. Step 5: Solve for x
    x = 206,909,051.50/13,929.73
  6. Step 6: Final answer
    x = 14,853.78

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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.