Home / 13,941.84-20,913.96-4,579.02

Finding the Fourth Proportional to 13,941.84, 20,913.96 and 4,579.02

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Solution

The fourth proportional to 13,941.84, 20,913.96 and 4,579.02 is: 6,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.84 : 20,913.96 = 4,579.02 : x
  2. Step 2: Convert to fraction form
    13,941.84/20,913.96 = 4,579.02/x
  3. Step 3: Cross multiply
    13,941.84x = 20,913.96 × 4,579.02
  4. Step 4: Simplify right side
    13,941.84x = 95,765,441.12
  5. Step 5: Solve for x
    x = 95,765,441.12/13,941.84
  6. Step 6: Final answer
    x = 6,868.92

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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.