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Finding the Fourth Proportional to 29,649.73, 40,915.84 and 17,550.83

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Solution

The fourth proportional to 29,649.73, 40,915.84 and 17,550.83 is: 24,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,649.73 : 40,915.84 = 17,550.83 : x
  2. Step 2: Convert to fraction form
    29,649.73/40,915.84 = 17,550.83/x
  3. Step 3: Cross multiply
    29,649.73x = 40,915.84 × 17,550.83
  4. Step 4: Simplify right side
    29,649.73x = 718,106,864.39
  5. Step 5: Solve for x
    x = 718,106,864.39/29,649.73
  6. Step 6: Final answer
    x = 24,219.68

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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.