Home / 20,427.53-28,193.27-19,093.46

Finding the Fourth Proportional to 20,427.53, 28,193.27 and 19,093.46

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Solution

The fourth proportional to 20,427.53, 28,193.27 and 19,093.46 is: 26,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,427.53 : 28,193.27 = 19,093.46 : x
  2. Step 2: Convert to fraction form
    20,427.53/28,193.27 = 19,093.46/x
  3. Step 3: Cross multiply
    20,427.53x = 28,193.27 × 19,093.46
  4. Step 4: Simplify right side
    20,427.53x = 538,306,836.58
  5. Step 5: Solve for x
    x = 538,306,836.58/20,427.53
  6. Step 6: Final answer
    x = 26,352.03

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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.