Home / 33,986.71-46,902.68-20,560.42

Finding the Fourth Proportional to 33,986.71, 46,902.68 and 20,560.42

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Solution

The fourth proportional to 33,986.71, 46,902.68 and 20,560.42 is: 28,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.71 : 46,902.68 = 20,560.42 : x
  2. Step 2: Convert to fraction form
    33,986.71/46,902.68 = 20,560.42/x
  3. Step 3: Cross multiply
    33,986.71x = 46,902.68 × 20,560.42
  4. Step 4: Simplify right side
    33,986.71x = 964,338,799.93
  5. Step 5: Solve for x
    x = 964,338,799.93/33,986.71
  6. Step 6: Final answer
    x = 28,374.00

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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.