Home / 20,192.73-27,862.50-18,559.59

Finding the Fourth Proportional to 20,192.73, 27,862.50 and 18,559.59

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Solution

The fourth proportional to 20,192.73, 27,862.50 and 18,559.59 is: 25,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.73 : 27,862.50 = 18,559.59 : x
  2. Step 2: Convert to fraction form
    20,192.73/27,862.50 = 18,559.59/x
  3. Step 3: Cross multiply
    20,192.73x = 27,862.50 × 18,559.59
  4. Step 4: Simplify right side
    20,192.73x = 517,116,576.38
  5. Step 5: Solve for x
    x = 517,116,576.38/20,192.73
  6. Step 6: Final answer
    x = 25,609.05

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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.