Home / 29,679.21-40,956.44-16,249.95

Finding the Fourth Proportional to 29,679.21, 40,956.44 and 16,249.95

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Solution

The fourth proportional to 29,679.21, 40,956.44 and 16,249.95 is: 22,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.21 : 40,956.44 = 16,249.95 : x
  2. Step 2: Convert to fraction form
    29,679.21/40,956.44 = 16,249.95/x
  3. Step 3: Cross multiply
    29,679.21x = 40,956.44 × 16,249.95
  4. Step 4: Simplify right side
    29,679.21x = 665,540,020.93
  5. Step 5: Solve for x
    x = 665,540,020.93/29,679.21
  6. Step 6: Final answer
    x = 22,424.45

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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.