Home / 26,273.30-39,408.85-12,228.50

Finding the Fourth Proportional to 26,273.30, 39,408.85 and 12,228.50

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Solution

The fourth proportional to 26,273.30, 39,408.85 and 12,228.50 is: 18,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,273.30 : 39,408.85 = 12,228.50 : x
  2. Step 2: Convert to fraction form
    26,273.30/39,408.85 = 12,228.50/x
  3. Step 3: Cross multiply
    26,273.30x = 39,408.85 × 12,228.50
  4. Step 4: Simplify right side
    26,273.30x = 481,911,196.53
  5. Step 5: Solve for x
    x = 481,911,196.53/26,273.30
  6. Step 6: Final answer
    x = 18,342.24

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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.