Home / 20,070.58-27,694.77-11,573.02

Finding the Fourth Proportional to 20,070.58, 27,694.77 and 11,573.02

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Solution

The fourth proportional to 20,070.58, 27,694.77 and 11,573.02 is: 15,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070.58 : 27,694.77 = 11,573.02 : x
  2. Step 2: Convert to fraction form
    20,070.58/27,694.77 = 11,573.02/x
  3. Step 3: Cross multiply
    20,070.58x = 27,694.77 × 11,573.02
  4. Step 4: Simplify right side
    20,070.58x = 320,511,988.63
  5. Step 5: Solve for x
    x = 320,511,988.63/20,070.58
  6. Step 6: Final answer
    x = 15,969.25

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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.