Home / 35,954.75-49,617.78-20,040.21

Finding the Fourth Proportional to 35,954.75, 49,617.78 and 20,040.21

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Solution

The fourth proportional to 35,954.75, 49,617.78 and 20,040.21 is: 27,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,954.75 : 49,617.78 = 20,040.21 : x
  2. Step 2: Convert to fraction form
    35,954.75/49,617.78 = 20,040.21/x
  3. Step 3: Cross multiply
    35,954.75x = 49,617.78 × 20,040.21
  4. Step 4: Simplify right side
    35,954.75x = 994,350,482.84
  5. Step 5: Solve for x
    x = 994,350,482.84/35,954.75
  6. Step 6: Final answer
    x = 27,655.61

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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.