Home / 29,908.71-41,274.51-16,479.78

Finding the Fourth Proportional to 29,908.71, 41,274.51 and 16,479.78

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Solution

The fourth proportional to 29,908.71, 41,274.51 and 16,479.78 is: 22,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,908.71 : 41,274.51 = 16,479.78 : x
  2. Step 2: Convert to fraction form
    29,908.71/41,274.51 = 16,479.78/x
  3. Step 3: Cross multiply
    29,908.71x = 41,274.51 × 16,479.78
  4. Step 4: Simplify right side
    29,908.71x = 680,194,844.41
  5. Step 5: Solve for x
    x = 680,194,844.41/29,908.71
  6. Step 6: Final answer
    x = 22,742.37

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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.