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Finding the Fourth Proportional to 34,894.53, 52,341.95 and 11,205.68

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Solution

The fourth proportional to 34,894.53, 52,341.95 and 11,205.68 is: 16,808.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,894.53 : 52,341.95 = 11,205.68 : x
  2. Step 2: Convert to fraction form
    34,894.53/52,341.95 = 11,205.68/x
  3. Step 3: Cross multiply
    34,894.53x = 52,341.95 × 11,205.68
  4. Step 4: Simplify right side
    34,894.53x = 586,526,824.54
  5. Step 5: Solve for x
    x = 586,526,824.54/34,894.53
  6. Step 6: Final answer
    x = 16,808.56

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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.