Home / 36,084.06-49,798.89-20,775.39

Finding the Fourth Proportional to 36,084.06, 49,798.89 and 20,775.39

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Solution

The fourth proportional to 36,084.06, 49,798.89 and 20,775.39 is: 28,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.06 : 49,798.89 = 20,775.39 : x
  2. Step 2: Convert to fraction form
    36,084.06/49,798.89 = 20,775.39/x
  3. Step 3: Cross multiply
    36,084.06x = 49,798.89 × 20,775.39
  4. Step 4: Simplify right side
    36,084.06x = 1,034,591,361.32
  5. Step 5: Solve for x
    x = 1,034,591,361.32/36,084.06
  6. Step 6: Final answer
    x = 28,671.70

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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.