Home / 13,684.58-20,523.92-4,325.31

Finding the Fourth Proportional to 13,684.58, 20,523.92 and 4,325.31

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Solution

The fourth proportional to 13,684.58, 20,523.92 and 4,325.31 is: 6,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684.58 : 20,523.92 = 4,325.31 : x
  2. Step 2: Convert to fraction form
    13,684.58/20,523.92 = 4,325.31/x
  3. Step 3: Cross multiply
    13,684.58x = 20,523.92 × 4,325.31
  4. Step 4: Simplify right side
    13,684.58x = 88,772,294.79
  5. Step 5: Solve for x
    x = 88,772,294.79/13,684.58
  6. Step 6: Final answer
    x = 6,487.03

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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.