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Finding the Fourth Proportional to 29,588.88, 40,832.70 and 16,841.64

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Solution

The fourth proportional to 29,588.88, 40,832.70 and 16,841.64 is: 23,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,588.88 : 40,832.70 = 16,841.64 : x
  2. Step 2: Convert to fraction form
    29,588.88/40,832.70 = 16,841.64/x
  3. Step 3: Cross multiply
    29,588.88x = 40,832.70 × 16,841.64
  4. Step 4: Simplify right side
    29,588.88x = 687,689,633.63
  5. Step 5: Solve for x
    x = 687,689,633.63/29,588.88
  6. Step 6: Final answer
    x = 23,241.49

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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.