Home / 26,173.98-39,208.56-12,114.90

Finding the Fourth Proportional to 26,173.98, 39,208.56 and 12,114.90

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Solution

The fourth proportional to 26,173.98, 39,208.56 and 12,114.90 is: 18,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.98 : 39,208.56 = 12,114.90 : x
  2. Step 2: Convert to fraction form
    26,173.98/39,208.56 = 12,114.90/x
  3. Step 3: Cross multiply
    26,173.98x = 39,208.56 × 12,114.90
  4. Step 4: Simplify right side
    26,173.98x = 475,007,783.54
  5. Step 5: Solve for x
    x = 475,007,783.54/26,173.98
  6. Step 6: Final answer
    x = 18,148.09

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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.