Home / 12,314.28-18,473.04-4,528.56

Finding the Fourth Proportional to 12,314.28, 18,473.04 and 4,528.56

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Solution

The fourth proportional to 12,314.28, 18,473.04 and 4,528.56 is: 6,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314.28 : 18,473.04 = 4,528.56 : x
  2. Step 2: Convert to fraction form
    12,314.28/18,473.04 = 4,528.56/x
  3. Step 3: Cross multiply
    12,314.28x = 18,473.04 × 4,528.56
  4. Step 4: Simplify right side
    12,314.28x = 83,656,270.02
  5. Step 5: Solve for x
    x = 83,656,270.02/12,314.28
  6. Step 6: Final answer
    x = 6,793.44

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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.