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Finding the Fourth Proportional to 15,093.86, 22,640.82 and 8,525.60

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Solution

The fourth proportional to 15,093.86, 22,640.82 and 8,525.60 is: 12,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,093.86 : 22,640.82 = 8,525.60 : x
  2. Step 2: Convert to fraction form
    15,093.86/22,640.82 = 8,525.60/x
  3. Step 3: Cross multiply
    15,093.86x = 22,640.82 × 8,525.60
  4. Step 4: Simplify right side
    15,093.86x = 193,026,574.99
  5. Step 5: Solve for x
    x = 193,026,574.99/15,093.86
  6. Step 6: Final answer
    x = 12,788.42

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1.5x scale

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.