Home / 19,695.30-27,171.46-12,034.58

Finding the Fourth Proportional to 19,695.30, 27,171.46 and 12,034.58

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Solution

The fourth proportional to 19,695.30, 27,171.46 and 12,034.58 is: 16,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.30 : 27,171.46 = 12,034.58 : x
  2. Step 2: Convert to fraction form
    19,695.30/27,171.46 = 12,034.58/x
  3. Step 3: Cross multiply
    19,695.30x = 27,171.46 × 12,034.58
  4. Step 4: Simplify right side
    19,695.30x = 326,997,109.09
  5. Step 5: Solve for x
    x = 326,997,109.09/19,695.30
  6. Step 6: Final answer
    x = 16,602.80

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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.