Home / 49,811.08-74,716.54-14,747.96

Finding the Fourth Proportional to 49,811.08, 74,716.54 and 14,747.96

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Solution

The fourth proportional to 49,811.08, 74,716.54 and 14,747.96 is: 22,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,811.08 : 74,716.54 = 14,747.96 : x
  2. Step 2: Convert to fraction form
    49,811.08/74,716.54 = 14,747.96/x
  3. Step 3: Cross multiply
    49,811.08x = 74,716.54 × 14,747.96
  4. Step 4: Simplify right side
    49,811.08x = 1,101,916,543.26
  5. Step 5: Solve for x
    x = 1,101,916,543.26/49,811.08
  6. Step 6: Final answer
    x = 22,121.92

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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.