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Finding the Fourth Proportional to 51,063.99, 76,596.89 and 17,784.68

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Solution

The fourth proportional to 51,063.99, 76,596.89 and 17,784.68 is: 26,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063.99 : 76,596.89 = 17,784.68 : x
  2. Step 2: Convert to fraction form
    51,063.99/76,596.89 = 17,784.68/x
  3. Step 3: Cross multiply
    51,063.99x = 76,596.89 × 17,784.68
  4. Step 4: Simplify right side
    51,063.99x = 1,362,250,705.74
  5. Step 5: Solve for x
    x = 1,362,250,705.74/51,063.99
  6. Step 6: Final answer
    x = 26,677.33

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Similar ratio
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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.