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Finding the Fourth Proportional to 34,873.86, 48,126.24 and 18,958.34

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Solution

The fourth proportional to 34,873.86, 48,126.24 and 18,958.34 is: 26,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,873.86 : 48,126.24 = 18,958.34 : x
  2. Step 2: Convert to fraction form
    34,873.86/48,126.24 = 18,958.34/x
  3. Step 3: Cross multiply
    34,873.86x = 48,126.24 × 18,958.34
  4. Step 4: Simplify right side
    34,873.86x = 912,393,620.84
  5. Step 5: Solve for x
    x = 912,393,620.84/34,873.86
  6. Step 6: Final answer
    x = 26,162.68

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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.