Home / 53,722.71-80,583.97-14,279.82

Finding the Fourth Proportional to 53,722.71, 80,583.97 and 14,279.82

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Solution

The fourth proportional to 53,722.71, 80,583.97 and 14,279.82 is: 21,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.71 : 80,583.97 = 14,279.82 : x
  2. Step 2: Convert to fraction form
    53,722.71/80,583.97 = 14,279.82/x
  3. Step 3: Cross multiply
    53,722.71x = 80,583.97 × 14,279.82
  4. Step 4: Simplify right side
    53,722.71x = 1,150,724,586.49
  5. Step 5: Solve for x
    x = 1,150,724,586.49/53,722.71
  6. Step 6: Final answer
    x = 21,419.70

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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.