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Finding the Fourth Proportional to 34,868.34, 48,117.48 and 18,952.38

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Solution

The fourth proportional to 34,868.34, 48,117.48 and 18,952.38 is: 26,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,868.34 : 48,117.48 = 18,952.38 : x
  2. Step 2: Convert to fraction form
    34,868.34/48,117.48 = 18,952.38/x
  3. Step 3: Cross multiply
    34,868.34x = 48,117.48 × 18,952.38
  4. Step 4: Simplify right side
    34,868.34x = 911,940,765.60
  5. Step 5: Solve for x
    x = 911,940,765.60/34,868.34
  6. Step 6: Final answer
    x = 26,153.83

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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.