Home / 13,742.66-20,597.10-6,336.84

Finding the Fourth Proportional to 13,742.66, 20,597.10 and 6,336.84

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Solution

The fourth proportional to 13,742.66, 20,597.10 and 6,336.84 is: 9,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742.66 : 20,597.10 = 6,336.84 : x
  2. Step 2: Convert to fraction form
    13,742.66/20,597.10 = 6,336.84/x
  3. Step 3: Cross multiply
    13,742.66x = 20,597.10 × 6,336.84
  4. Step 4: Simplify right side
    13,742.66x = 130,520,527.16
  5. Step 5: Solve for x
    x = 130,520,527.16/13,742.66
  6. Step 6: Final answer
    x = 9,497.47

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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.