Home / 12,395.96-18,592.59-3,630.95

Finding the Fourth Proportional to 12,395.96, 18,592.59 and 3,630.95

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Solution

The fourth proportional to 12,395.96, 18,592.59 and 3,630.95 is: 5,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395.96 : 18,592.59 = 3,630.95 : x
  2. Step 2: Convert to fraction form
    12,395.96/18,592.59 = 3,630.95/x
  3. Step 3: Cross multiply
    12,395.96x = 18,592.59 × 3,630.95
  4. Step 4: Simplify right side
    12,395.96x = 67,508,764.66
  5. Step 5: Solve for x
    x = 67,508,764.66/12,395.96
  6. Step 6: Final answer
    x = 5,446.03

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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.