Home / 14,581.26-21,869.60-5,219.82

Finding the Fourth Proportional to 14,581.26, 21,869.60 and 5,219.82

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Solution

The fourth proportional to 14,581.26, 21,869.60 and 5,219.82 is: 7,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.26 : 21,869.60 = 5,219.82 : x
  2. Step 2: Convert to fraction form
    14,581.26/21,869.60 = 5,219.82/x
  3. Step 3: Cross multiply
    14,581.26x = 21,869.60 × 5,219.82
  4. Step 4: Simplify right side
    14,581.26x = 114,155,349.37
  5. Step 5: Solve for x
    x = 114,155,349.37/14,581.26
  6. Step 6: Final answer
    x = 7,828.91

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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.