Home / 33,423.60-46,116.90-19,992.72

Finding the Fourth Proportional to 33,423.60, 46,116.90 and 19,992.72

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Solution

The fourth proportional to 33,423.60, 46,116.90 and 19,992.72 is: 27,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.60 : 46,116.90 = 19,992.72 : x
  2. Step 2: Convert to fraction form
    33,423.60/46,116.90 = 19,992.72/x
  3. Step 3: Cross multiply
    33,423.60x = 46,116.90 × 19,992.72
  4. Step 4: Simplify right side
    33,423.60x = 922,002,268.97
  5. Step 5: Solve for x
    x = 922,002,268.97/33,423.60
  6. Step 6: Final answer
    x = 27,585.37

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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.