Home / 13,926.53-20,884.93-5,604.39

Finding the Fourth Proportional to 13,926.53, 20,884.93 and 5,604.39

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Solution

The fourth proportional to 13,926.53, 20,884.93 and 5,604.39 is: 8,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.53 : 20,884.93 = 5,604.39 : x
  2. Step 2: Convert to fraction form
    13,926.53/20,884.93 = 5,604.39/x
  3. Step 3: Cross multiply
    13,926.53x = 20,884.93 × 5,604.39
  4. Step 4: Simplify right side
    13,926.53x = 117,047,278.83
  5. Step 5: Solve for x
    x = 117,047,278.83/13,926.53
  6. Step 6: Final answer
    x = 8,404.62

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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.