Home / 49,887.12-74,830.62-18,298.62

Finding the Fourth Proportional to 49,887.12, 74,830.62 and 18,298.62

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Solution

The fourth proportional to 49,887.12, 74,830.62 and 18,298.62 is: 27,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.12 : 74,830.62 = 18,298.62 : x
  2. Step 2: Convert to fraction form
    49,887.12/74,830.62 = 18,298.62/x
  3. Step 3: Cross multiply
    49,887.12x = 74,830.62 × 18,298.62
  4. Step 4: Simplify right side
    49,887.12x = 1,369,297,079.74
  5. Step 5: Solve for x
    x = 1,369,297,079.74/49,887.12
  6. Step 6: Final answer
    x = 27,447.91

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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.