Home / 49,653.78-74,484.92-14,115.23

Finding the Fourth Proportional to 49,653.78, 74,484.92 and 14,115.23

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Solution

The fourth proportional to 49,653.78, 74,484.92 and 14,115.23 is: 21,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,653.78 : 74,484.92 = 14,115.23 : x
  2. Step 2: Convert to fraction form
    49,653.78/74,484.92 = 14,115.23/x
  3. Step 3: Cross multiply
    49,653.78x = 74,484.92 × 14,115.23
  4. Step 4: Simplify right side
    49,653.78x = 1,051,371,777.33
  5. Step 5: Solve for x
    x = 1,051,371,777.33/49,653.78
  6. Step 6: Final answer
    x = 21,174.05

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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.