Home / 29,809.32-41,137.08-16,380.84

Finding the Fourth Proportional to 29,809.32, 41,137.08 and 16,380.84

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Solution

The fourth proportional to 29,809.32, 41,137.08 and 16,380.84 is: 22,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,809.32 : 41,137.08 = 16,380.84 : x
  2. Step 2: Convert to fraction form
    29,809.32/41,137.08 = 16,380.84/x
  3. Step 3: Cross multiply
    29,809.32x = 41,137.08 × 16,380.84
  4. Step 4: Simplify right side
    29,809.32x = 673,859,925.55
  5. Step 5: Solve for x
    x = 673,859,925.55/29,809.32
  6. Step 6: Final answer
    x = 22,605.68

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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.