Home / 33,979.60-46,892.16-19,829.71

Finding the Fourth Proportional to 33,979.60, 46,892.16 and 19,829.71

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Solution

The fourth proportional to 33,979.60, 46,892.16 and 19,829.71 is: 27,365.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,979.60 : 46,892.16 = 19,829.71 : x
  2. Step 2: Convert to fraction form
    33,979.60/46,892.16 = 19,829.71/x
  3. Step 3: Cross multiply
    33,979.60x = 46,892.16 × 19,829.71
  4. Step 4: Simplify right side
    33,979.60x = 929,857,934.07
  5. Step 5: Solve for x
    x = 929,857,934.07/33,979.60
  6. Step 6: Final answer
    x = 27,365.18

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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.