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Finding the Fourth Proportional to 55,653.94, 76,805.58 and 33,006.34

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Solution

The fourth proportional to 55,653.94, 76,805.58 and 33,006.34 is: 45,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,653.94 : 76,805.58 = 33,006.34 : x
  2. Step 2: Convert to fraction form
    55,653.94/76,805.58 = 33,006.34/x
  3. Step 3: Cross multiply
    55,653.94x = 76,805.58 × 33,006.34
  4. Step 4: Simplify right side
    55,653.94x = 2,535,071,087.38
  5. Step 5: Solve for x
    x = 2,535,071,087.38/55,653.94
  6. Step 6: Final answer
    x = 45,550.61

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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.