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Finding the Fourth Proportional to 29,898.98, 41,260.86 and 16,470.71

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Solution

The fourth proportional to 29,898.98, 41,260.86 and 16,470.71 is: 22,729.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,898.98 : 41,260.86 = 16,470.71 : x
  2. Step 2: Convert to fraction form
    29,898.98/41,260.86 = 16,470.71/x
  3. Step 3: Cross multiply
    29,898.98x = 41,260.86 × 16,470.71
  4. Step 4: Simplify right side
    29,898.98x = 679,595,453.11
  5. Step 5: Solve for x
    x = 679,595,453.11/29,898.98
  6. Step 6: Final answer
    x = 22,729.72

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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.