Home / 19,560.69-27,008.10-12,017.43

Finding the Fourth Proportional to 19,560.69, 27,008.10 and 12,017.43

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Solution

The fourth proportional to 19,560.69, 27,008.10 and 12,017.43 is: 16,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.69 : 27,008.10 = 12,017.43 : x
  2. Step 2: Convert to fraction form
    19,560.69/27,008.10 = 12,017.43/x
  3. Step 3: Cross multiply
    19,560.69x = 27,008.10 × 12,017.43
  4. Step 4: Simplify right side
    19,560.69x = 324,567,951.18
  5. Step 5: Solve for x
    x = 324,567,951.18/19,560.69
  6. Step 6: Final answer
    x = 16,592.87

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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.