Home / 19,592.90-27,043.71-12,518.42

Finding the Fourth Proportional to 19,592.90, 27,043.71 and 12,518.42

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Solution

The fourth proportional to 19,592.90, 27,043.71 and 12,518.42 is: 17,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.90 : 27,043.71 = 12,518.42 : x
  2. Step 2: Convert to fraction form
    19,592.90/27,043.71 = 12,518.42/x
  3. Step 3: Cross multiply
    19,592.90x = 27,043.71 × 12,518.42
  4. Step 4: Simplify right side
    19,592.90x = 338,544,520.14
  5. Step 5: Solve for x
    x = 338,544,520.14/19,592.90
  6. Step 6: Final answer
    x = 17,278.94

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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.