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Finding the Fourth Proportional to 33,332.40, 49,933.80 and 18,514.80

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Solution

The fourth proportional to 33,332.40, 49,933.80 and 18,514.80 is: 27,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,332.40 : 49,933.80 = 18,514.80 : x
  2. Step 2: Convert to fraction form
    33,332.40/49,933.80 = 18,514.80/x
  3. Step 3: Cross multiply
    33,332.40x = 49,933.80 × 18,514.80
  4. Step 4: Simplify right side
    33,332.40x = 924,514,320.24
  5. Step 5: Solve for x
    x = 924,514,320.24/33,332.40
  6. Step 6: Final answer
    x = 27,736.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.