Home / 19,646.82-27,113.19-10,694.90

Finding the Fourth Proportional to 19,646.82, 27,113.19 and 10,694.90

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Solution

The fourth proportional to 19,646.82, 27,113.19 and 10,694.90 is: 14,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.82 : 27,113.19 = 10,694.90 : x
  2. Step 2: Convert to fraction form
    19,646.82/27,113.19 = 10,694.90/x
  3. Step 3: Cross multiply
    19,646.82x = 27,113.19 × 10,694.90
  4. Step 4: Simplify right side
    19,646.82x = 289,972,720.17
  5. Step 5: Solve for x
    x = 289,972,720.17/19,646.82
  6. Step 6: Final answer
    x = 14,759.27

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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.