Home / 33,330.88-46,001.68-20,759.68

Finding the Fourth Proportional to 33,330.88, 46,001.68 and 20,759.68

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Solution

The fourth proportional to 33,330.88, 46,001.68 and 20,759.68 is: 28,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.88 : 46,001.68 = 20,759.68 : x
  2. Step 2: Convert to fraction form
    33,330.88/46,001.68 = 20,759.68/x
  3. Step 3: Cross multiply
    33,330.88x = 46,001.68 × 20,759.68
  4. Step 4: Simplify right side
    33,330.88x = 954,980,156.26
  5. Step 5: Solve for x
    x = 954,980,156.26/33,330.88
  6. Step 6: Final answer
    x = 28,651.51

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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.