Home / 13,844.12-20,770.16-6,452.96

Finding the Fourth Proportional to 13,844.12, 20,770.16 and 6,452.96

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Solution

The fourth proportional to 13,844.12, 20,770.16 and 6,452.96 is: 9,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.12 : 20,770.16 = 6,452.96 : x
  2. Step 2: Convert to fraction form
    13,844.12/20,770.16 = 6,452.96/x
  3. Step 3: Cross multiply
    13,844.12x = 20,770.16 × 6,452.96
  4. Step 4: Simplify right side
    13,844.12x = 134,029,011.67
  5. Step 5: Solve for x
    x = 134,029,011.67/13,844.12
  6. Step 6: Final answer
    x = 9,681.30

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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.