Home / 18,317.45-27,433.44-13,374.83

Finding the Fourth Proportional to 18,317.45, 27,433.44 and 13,374.83

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Solution

The fourth proportional to 18,317.45, 27,433.44 and 13,374.83 is: 20,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.45 : 27,433.44 = 13,374.83 : x
  2. Step 2: Convert to fraction form
    18,317.45/27,433.44 = 13,374.83/x
  3. Step 3: Cross multiply
    18,317.45x = 27,433.44 × 13,374.83
  4. Step 4: Simplify right side
    18,317.45x = 366,917,459.15
  5. Step 5: Solve for x
    x = 366,917,459.15/18,317.45
  6. Step 6: Final answer
    x = 20,031.04

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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.