Home / 19,934.76-27,519.30-11,549.64

Finding the Fourth Proportional to 19,934.76, 27,519.30 and 11,549.64

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Solution

The fourth proportional to 19,934.76, 27,519.30 and 11,549.64 is: 15,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.76 : 27,519.30 = 11,549.64 : x
  2. Step 2: Convert to fraction form
    19,934.76/27,519.30 = 11,549.64/x
  3. Step 3: Cross multiply
    19,934.76x = 27,519.30 × 11,549.64
  4. Step 4: Simplify right side
    19,934.76x = 317,838,008.05
  5. Step 5: Solve for x
    x = 317,838,008.05/19,934.76
  6. Step 6: Final answer
    x = 15,943.91

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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.