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Finding the Fourth Proportional to 29,909.94, 41,276.84 and 16,482.68

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Solution

The fourth proportional to 29,909.94, 41,276.84 and 16,482.68 is: 22,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,909.94 : 41,276.84 = 16,482.68 : x
  2. Step 2: Convert to fraction form
    29,909.94/41,276.84 = 16,482.68/x
  3. Step 3: Cross multiply
    29,909.94x = 41,276.84 × 16,482.68
  4. Step 4: Simplify right side
    29,909.94x = 680,352,656.33
  5. Step 5: Solve for x
    x = 680,352,656.33/29,909.94
  6. Step 6: Final answer
    x = 22,746.71

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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.