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Finding the Fourth Proportional to 33,992.91, 46,911.65 and 18,885.47

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Solution

The fourth proportional to 33,992.91, 46,911.65 and 18,885.47 is: 26,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,992.91 : 46,911.65 = 18,885.47 : x
  2. Step 2: Convert to fraction form
    33,992.91/46,911.65 = 18,885.47/x
  3. Step 3: Cross multiply
    33,992.91x = 46,911.65 × 18,885.47
  4. Step 4: Simplify right side
    33,992.91x = 885,948,229.74
  5. Step 5: Solve for x
    x = 885,948,229.74/33,992.91
  6. Step 6: Final answer
    x = 26,062.74

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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.