Home / 26,146.92-39,213.98-12,281.96

Finding the Fourth Proportional to 26,146.92, 39,213.98 and 12,281.96

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Solution

The fourth proportional to 26,146.92, 39,213.98 and 12,281.96 is: 18,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.92 : 39,213.98 = 12,281.96 : x
  2. Step 2: Convert to fraction form
    26,146.92/39,213.98 = 12,281.96/x
  3. Step 3: Cross multiply
    26,146.92x = 39,213.98 × 12,281.96
  4. Step 4: Simplify right side
    26,146.92x = 481,624,533.80
  5. Step 5: Solve for x
    x = 481,624,533.80/26,146.92
  6. Step 6: Final answer
    x = 18,419.93

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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.