Home / 26,141.45-39,180.06-12,082.46

Finding the Fourth Proportional to 26,141.45, 39,180.06 and 12,082.46

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Solution

The fourth proportional to 26,141.45, 39,180.06 and 12,082.46 is: 18,108.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,141.45 : 39,180.06 = 12,082.46 : x
  2. Step 2: Convert to fraction form
    26,141.45/39,180.06 = 12,082.46/x
  3. Step 3: Cross multiply
    26,141.45x = 39,180.06 × 12,082.46
  4. Step 4: Simplify right side
    26,141.45x = 473,391,311.85
  5. Step 5: Solve for x
    x = 473,391,311.85/26,141.45
  6. Step 6: Final answer
    x = 18,108.84

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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.