Home / 19,700.52-27,164.64-16,104.30

Finding the Fourth Proportional to 19,700.52, 27,164.64 and 16,104.30

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Solution

The fourth proportional to 19,700.52, 27,164.64 and 16,104.30 is: 22,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.52 : 27,164.64 = 16,104.30 : x
  2. Step 2: Convert to fraction form
    19,700.52/27,164.64 = 16,104.30/x
  3. Step 3: Cross multiply
    19,700.52x = 27,164.64 × 16,104.30
  4. Step 4: Simplify right side
    19,700.52x = 437,467,511.95
  5. Step 5: Solve for x
    x = 437,467,511.95/19,700.52
  6. Step 6: Final answer
    x = 22,205.89

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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.