Home / 18,748.22-25,862.31-12,026.37

Finding the Fourth Proportional to 18,748.22, 25,862.31 and 12,026.37

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Solution

The fourth proportional to 18,748.22, 25,862.31 and 12,026.37 is: 16,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,748.22 : 25,862.31 = 12,026.37 : x
  2. Step 2: Convert to fraction form
    18,748.22/25,862.31 = 12,026.37/x
  3. Step 3: Cross multiply
    18,748.22x = 25,862.31 × 12,026.37
  4. Step 4: Simplify right side
    18,748.22x = 311,029,709.11
  5. Step 5: Solve for x
    x = 311,029,709.11/18,748.22
  6. Step 6: Final answer
    x = 16,589.83

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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.