Home / 49,890.12-74,847.60-14,828.82

Finding the Fourth Proportional to 49,890.12, 74,847.60 and 14,828.82

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Solution

The fourth proportional to 49,890.12, 74,847.60 and 14,828.82 is: 22,246.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890.12 : 74,847.60 = 14,828.82 : x
  2. Step 2: Convert to fraction form
    49,890.12/74,847.60 = 14,828.82/x
  3. Step 3: Cross multiply
    49,890.12x = 74,847.60 × 14,828.82
  4. Step 4: Simplify right side
    49,890.12x = 1,109,901,587.83
  5. Step 5: Solve for x
    x = 1,109,901,587.83/49,890.12
  6. Step 6: Final answer
    x = 22,246.92

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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.