Home / 26,677.03-39,983.58-12,426.30

Finding the Fourth Proportional to 26,677.03, 39,983.58 and 12,426.30

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Solution

The fourth proportional to 26,677.03, 39,983.58 and 12,426.30 is: 18,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.03 : 39,983.58 = 12,426.30 : x
  2. Step 2: Convert to fraction form
    26,677.03/39,983.58 = 12,426.30/x
  3. Step 3: Cross multiply
    26,677.03x = 39,983.58 × 12,426.30
  4. Step 4: Simplify right side
    26,677.03x = 496,847,960.15
  5. Step 5: Solve for x
    x = 496,847,960.15/26,677.03
  6. Step 6: Final answer
    x = 18,624.56

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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.