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Finding the Fourth Proportional to 34,673.92, 47,849.96 and 18,758.34

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Solution

The fourth proportional to 34,673.92, 47,849.96 and 18,758.34 is: 25,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,673.92 : 47,849.96 = 18,758.34 : x
  2. Step 2: Convert to fraction form
    34,673.92/47,849.96 = 18,758.34/x
  3. Step 3: Cross multiply
    34,673.92x = 47,849.96 × 18,758.34
  4. Step 4: Simplify right side
    34,673.92x = 897,585,818.67
  5. Step 5: Solve for x
    x = 897,585,818.67/34,673.92
  6. Step 6: Final answer
    x = 25,886.48

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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.