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Finding the Fourth Proportional to 33,114.32, 49,678.80 and 10,926.80

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Solution

The fourth proportional to 33,114.32, 49,678.80 and 10,926.80 is: 16,392.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.32 : 49,678.80 = 10,926.80 : x
  2. Step 2: Convert to fraction form
    33,114.32/49,678.80 = 10,926.80/x
  3. Step 3: Cross multiply
    33,114.32x = 49,678.80 × 10,926.80
  4. Step 4: Simplify right side
    33,114.32x = 542,830,270.23
  5. Step 5: Solve for x
    x = 542,830,270.23/33,114.32
  6. Step 6: Final answer
    x = 16,392.61

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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.