Home / 26,621.73-36,738.09-14,684.90

Finding the Fourth Proportional to 26,621.73, 36,738.09 and 14,684.90

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Solution

The fourth proportional to 26,621.73, 36,738.09 and 14,684.90 is: 20,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.73 : 36,738.09 = 14,684.90 : x
  2. Step 2: Convert to fraction form
    26,621.73/36,738.09 = 14,684.90/x
  3. Step 3: Cross multiply
    26,621.73x = 36,738.09 × 14,684.90
  4. Step 4: Simplify right side
    26,621.73x = 539,494,994.15
  5. Step 5: Solve for x
    x = 539,494,994.15/26,621.73
  6. Step 6: Final answer
    x = 20,265.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.