Home / 12,363.46-18,544.98-3,003.55

Finding the Fourth Proportional to 12,363.46, 18,544.98 and 3,003.55

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Solution

The fourth proportional to 12,363.46, 18,544.98 and 3,003.55 is: 4,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.46 : 18,544.98 = 3,003.55 : x
  2. Step 2: Convert to fraction form
    12,363.46/18,544.98 = 3,003.55/x
  3. Step 3: Cross multiply
    12,363.46x = 18,544.98 × 3,003.55
  4. Step 4: Simplify right side
    12,363.46x = 55,700,774.68
  5. Step 5: Solve for x
    x = 55,700,774.68/12,363.46
  6. Step 6: Final answer
    x = 4,505.28

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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.