Home / 26,213.37-39,292.36-18,813.82

Finding the Fourth Proportional to 26,213.37, 39,292.36 and 18,813.82

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Solution

The fourth proportional to 26,213.37, 39,292.36 and 18,813.82 is: 28,200.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.37 : 39,292.36 = 18,813.82 : x
  2. Step 2: Convert to fraction form
    26,213.37/39,292.36 = 18,813.82/x
  3. Step 3: Cross multiply
    26,213.37x = 39,292.36 × 18,813.82
  4. Step 4: Simplify right side
    26,213.37x = 739,239,290.18
  5. Step 5: Solve for x
    x = 739,239,290.18/26,213.37
  6. Step 6: Final answer
    x = 28,200.85

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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.