Home / 49,384.85-74,050.74-15,644.68

Finding the Fourth Proportional to 49,384.85, 74,050.74 and 15,644.68

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Solution

The fourth proportional to 49,384.85, 74,050.74 and 15,644.68 is: 23,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,384.85 : 74,050.74 = 15,644.68 : x
  2. Step 2: Convert to fraction form
    49,384.85/74,050.74 = 15,644.68/x
  3. Step 3: Cross multiply
    49,384.85x = 74,050.74 × 15,644.68
  4. Step 4: Simplify right side
    49,384.85x = 1,158,500,131.06
  5. Step 5: Solve for x
    x = 1,158,500,131.06/49,384.85
  6. Step 6: Final answer
    x = 23,458.61

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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.