Home / 49,499.28-74,244.60-14,446.80

Finding the Fourth Proportional to 49,499.28, 74,244.60 and 14,446.80

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Solution

The fourth proportional to 49,499.28, 74,244.60 and 14,446.80 is: 21,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,499.28 : 74,244.60 = 14,446.80 : x
  2. Step 2: Convert to fraction form
    49,499.28/74,244.60 = 14,446.80/x
  3. Step 3: Cross multiply
    49,499.28x = 74,244.60 × 14,446.80
  4. Step 4: Simplify right side
    49,499.28x = 1,072,596,887.28
  5. Step 5: Solve for x
    x = 1,072,596,887.28/49,499.28
  6. Step 6: Final answer
    x = 21,668.94

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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.