Home / 19,646.88-27,113.04-10,694.64

Finding the Fourth Proportional to 19,646.88, 27,113.04 and 10,694.64

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Solution

The fourth proportional to 19,646.88, 27,113.04 and 10,694.64 is: 14,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.88 : 27,113.04 = 10,694.64 : x
  2. Step 2: Convert to fraction form
    19,646.88/27,113.04 = 10,694.64/x
  3. Step 3: Cross multiply
    19,646.88x = 27,113.04 × 10,694.64
  4. Step 4: Simplify right side
    19,646.88x = 289,964,202.11
  5. Step 5: Solve for x
    x = 289,964,202.11/19,646.88
  6. Step 6: Final answer
    x = 14,758.79

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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.