Home / 25,650.70-38,472.20-8,118.26

Finding the Fourth Proportional to 25,650.70, 38,472.20 and 8,118.26

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Solution

The fourth proportional to 25,650.70, 38,472.20 and 8,118.26 is: 12,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,650.70 : 38,472.20 = 8,118.26 : x
  2. Step 2: Convert to fraction form
    25,650.70/38,472.20 = 8,118.26/x
  3. Step 3: Cross multiply
    25,650.70x = 38,472.20 × 8,118.26
  4. Step 4: Simplify right side
    25,650.70x = 312,327,322.37
  5. Step 5: Solve for x
    x = 312,327,322.37/25,650.70
  6. Step 6: Final answer
    x = 12,176.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.