Home / 22,682.99-31,297.95-13,249.73

Finding the Fourth Proportional to 22,682.99, 31,297.95 and 13,249.73

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Solution

The fourth proportional to 22,682.99, 31,297.95 and 13,249.73 is: 18,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.99 : 31,297.95 = 13,249.73 : x
  2. Step 2: Convert to fraction form
    22,682.99/31,297.95 = 13,249.73/x
  3. Step 3: Cross multiply
    22,682.99x = 31,297.95 × 13,249.73
  4. Step 4: Simplify right side
    22,682.99x = 414,689,465.30
  5. Step 5: Solve for x
    x = 414,689,465.30/22,682.99
  6. Step 6: Final answer
    x = 18,281.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.