Home / 13,922.54-19,214.01-7,634.91

Finding the Fourth Proportional to 13,922.54, 19,214.01 and 7,634.91

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Solution

The fourth proportional to 13,922.54, 19,214.01 and 7,634.91 is: 10,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.54 : 19,214.01 = 7,634.91 : x
  2. Step 2: Convert to fraction form
    13,922.54/19,214.01 = 7,634.91/x
  3. Step 3: Cross multiply
    13,922.54x = 19,214.01 × 7,634.91
  4. Step 4: Simplify right side
    13,922.54x = 146,697,237.09
  5. Step 5: Solve for x
    x = 146,697,237.09/13,922.54
  6. Step 6: Final answer
    x = 10,536.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.