Home / 13,932.63-19,227.03-7,645.14

Finding the Fourth Proportional to 13,932.63, 19,227.03 and 7,645.14

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Solution

The fourth proportional to 13,932.63, 19,227.03 and 7,645.14 is: 10,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.63 : 19,227.03 = 7,645.14 : x
  2. Step 2: Convert to fraction form
    13,932.63/19,227.03 = 7,645.14/x
  3. Step 3: Cross multiply
    13,932.63x = 19,227.03 × 7,645.14
  4. Step 4: Simplify right side
    13,932.63x = 146,993,336.13
  5. Step 5: Solve for x
    x = 146,993,336.13/13,932.63
  6. Step 6: Final answer
    x = 10,550.29

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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.