Home / 49,890.16-74,819.10-16,601.28

Finding the Fourth Proportional to 49,890.16, 74,819.10 and 16,601.28

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Solution

The fourth proportional to 49,890.16, 74,819.10 and 16,601.28 is: 24,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890.16 : 74,819.10 = 16,601.28 : x
  2. Step 2: Convert to fraction form
    49,890.16/74,819.10 = 16,601.28/x
  3. Step 3: Cross multiply
    49,890.16x = 74,819.10 × 16,601.28
  4. Step 4: Simplify right side
    49,890.16x = 1,242,092,828.45
  5. Step 5: Solve for x
    x = 1,242,092,828.45/49,890.16
  6. Step 6: Final answer
    x = 24,896.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.