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Finding the Fourth Proportional to 33,876.05, 46,748.44 and 18,768.68

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Solution

The fourth proportional to 33,876.05, 46,748.44 and 18,768.68 is: 25,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,876.05 : 46,748.44 = 18,768.68 : x
  2. Step 2: Convert to fraction form
    33,876.05/46,748.44 = 18,768.68/x
  3. Step 3: Cross multiply
    33,876.05x = 46,748.44 × 18,768.68
  4. Step 4: Simplify right side
    33,876.05x = 877,406,510.86
  5. Step 5: Solve for x
    x = 877,406,510.86/33,876.05
  6. Step 6: Final answer
    x = 25,900.50

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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.