Home / 29,872.17-41,221.98-16,440.84

Finding the Fourth Proportional to 29,872.17, 41,221.98 and 16,440.84

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Solution

The fourth proportional to 29,872.17, 41,221.98 and 16,440.84 is: 22,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,872.17 : 41,221.98 = 16,440.84 : x
  2. Step 2: Convert to fraction form
    29,872.17/41,221.98 = 16,440.84/x
  3. Step 3: Cross multiply
    29,872.17x = 41,221.98 × 16,440.84
  4. Step 4: Simplify right side
    29,872.17x = 677,723,977.66
  5. Step 5: Solve for x
    x = 677,723,977.66/29,872.17
  6. Step 6: Final answer
    x = 22,687.47

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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.