Home / 49,657.80-74,491.29-14,119.86

Finding the Fourth Proportional to 49,657.80, 74,491.29 and 14,119.86

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Solution

The fourth proportional to 49,657.80, 74,491.29 and 14,119.86 is: 21,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,657.80 : 74,491.29 = 14,119.86 : x
  2. Step 2: Convert to fraction form
    49,657.80/74,491.29 = 14,119.86/x
  3. Step 3: Cross multiply
    49,657.80x = 74,491.29 × 14,119.86
  4. Step 4: Simplify right side
    49,657.80x = 1,051,806,253.73
  5. Step 5: Solve for x
    x = 1,051,806,253.73/49,657.80
  6. Step 6: Final answer
    x = 21,181.09

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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.