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Finding the Fourth Proportional to 15,618.35, 23,436.68 and 5,764.49

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Solution

The fourth proportional to 15,618.35, 23,436.68 and 5,764.49 is: 8,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618.35 : 23,436.68 = 5,764.49 : x
  2. Step 2: Convert to fraction form
    15,618.35/23,436.68 = 5,764.49/x
  3. Step 3: Cross multiply
    15,618.35x = 23,436.68 × 5,764.49
  4. Step 4: Simplify right side
    15,618.35x = 135,100,507.49
  5. Step 5: Solve for x
    x = 135,100,507.49/15,618.35
  6. Step 6: Final answer
    x = 8,650.11

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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.