Home / 19,934.82-27,513.27-12,385.62

Finding the Fourth Proportional to 19,934.82, 27,513.27 and 12,385.62

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Solution

The fourth proportional to 19,934.82, 27,513.27 and 12,385.62 is: 17,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.82 : 27,513.27 = 12,385.62 : x
  2. Step 2: Convert to fraction form
    19,934.82/27,513.27 = 12,385.62/x
  3. Step 3: Cross multiply
    19,934.82x = 27,513.27 × 12,385.62
  4. Step 4: Simplify right side
    19,934.82x = 340,768,907.18
  5. Step 5: Solve for x
    x = 340,768,907.18/19,934.82
  6. Step 6: Final answer
    x = 17,094.16

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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.