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Finding the Fourth Proportional to 15,597.42, 23,405.04 and 8,208.60

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Solution

The fourth proportional to 15,597.42, 23,405.04 and 8,208.60 is: 12,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.42 : 23,405.04 = 8,208.60 : x
  2. Step 2: Convert to fraction form
    15,597.42/23,405.04 = 8,208.60/x
  3. Step 3: Cross multiply
    15,597.42x = 23,405.04 × 8,208.60
  4. Step 4: Simplify right side
    15,597.42x = 192,122,611.34
  5. Step 5: Solve for x
    x = 192,122,611.34/15,597.42
  6. Step 6: Final answer
    x = 12,317.59

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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.