Home / 18,742.14-25,856.37-12,026.34

Finding the Fourth Proportional to 18,742.14, 25,856.37 and 12,026.34

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Solution

The fourth proportional to 18,742.14, 25,856.37 and 12,026.34 is: 16,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.14 : 25,856.37 = 12,026.34 : x
  2. Step 2: Convert to fraction form
    18,742.14/25,856.37 = 12,026.34/x
  3. Step 3: Cross multiply
    18,742.14x = 25,856.37 × 12,026.34
  4. Step 4: Simplify right side
    18,742.14x = 310,957,496.79
  5. Step 5: Solve for x
    x = 310,957,496.79/18,742.14
  6. Step 6: Final answer
    x = 16,591.35

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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.