Home / 14,558.57-21,842.48-5,198.39

Finding the Fourth Proportional to 14,558.57, 21,842.48 and 5,198.39

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Solution

The fourth proportional to 14,558.57, 21,842.48 and 5,198.39 is: 7,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.57 : 21,842.48 = 5,198.39 : x
  2. Step 2: Convert to fraction form
    14,558.57/21,842.48 = 5,198.39/x
  3. Step 3: Cross multiply
    14,558.57x = 21,842.48 × 5,198.39
  4. Step 4: Simplify right side
    14,558.57x = 113,545,729.61
  5. Step 5: Solve for x
    x = 113,545,729.61/14,558.57
  6. Step 6: Final answer
    x = 7,799.24

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1.5x scale

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.