Home / 49,518.52-74,281.22-19,936.30

Finding the Fourth Proportional to 49,518.52, 74,281.22 and 19,936.30

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Solution

The fourth proportional to 49,518.52, 74,281.22 and 19,936.30 is: 29,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.52 : 74,281.22 = 19,936.30 : x
  2. Step 2: Convert to fraction form
    49,518.52/74,281.22 = 19,936.30/x
  3. Step 3: Cross multiply
    49,518.52x = 74,281.22 × 19,936.30
  4. Step 4: Simplify right side
    49,518.52x = 1,480,892,686.29
  5. Step 5: Solve for x
    x = 1,480,892,686.29/49,518.52
  6. Step 6: Final answer
    x = 29,905.83

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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.