Home / 26,626.46-39,910.80-13,126.98

Finding the Fourth Proportional to 26,626.46, 39,910.80 and 13,126.98

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Solution

The fourth proportional to 26,626.46, 39,910.80 and 13,126.98 is: 19,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,626.46 : 39,910.80 = 13,126.98 : x
  2. Step 2: Convert to fraction form
    26,626.46/39,910.80 = 13,126.98/x
  3. Step 3: Cross multiply
    26,626.46x = 39,910.80 × 13,126.98
  4. Step 4: Simplify right side
    26,626.46x = 523,908,273.38
  5. Step 5: Solve for x
    x = 523,908,273.38/26,626.46
  6. Step 6: Final answer
    x = 19,676.23

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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.