Home / 33,829.20-46,687.56-19,489.56

Finding the Fourth Proportional to 33,829.20, 46,687.56 and 19,489.56

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Solution

The fourth proportional to 33,829.20, 46,687.56 and 19,489.56 is: 26,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,829.20 : 46,687.56 = 19,489.56 : x
  2. Step 2: Convert to fraction form
    33,829.20/46,687.56 = 19,489.56/x
  3. Step 3: Cross multiply
    33,829.20x = 46,687.56 × 19,489.56
  4. Step 4: Simplify right side
    33,829.20x = 909,920,001.87
  5. Step 5: Solve for x
    x = 909,920,001.87/33,829.20
  6. Step 6: Final answer
    x = 26,897.47

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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.