Home / 35,763.34-49,351.11-19,847.80

Finding the Fourth Proportional to 35,763.34, 49,351.11 and 19,847.80

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Solution

The fourth proportional to 35,763.34, 49,351.11 and 19,847.80 is: 27,388.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,763.34 : 49,351.11 = 19,847.80 : x
  2. Step 2: Convert to fraction form
    35,763.34/49,351.11 = 19,847.80/x
  3. Step 3: Cross multiply
    35,763.34x = 49,351.11 × 19,847.80
  4. Step 4: Simplify right side
    35,763.34x = 979,510,961.06
  5. Step 5: Solve for x
    x = 979,510,961.06/35,763.34
  6. Step 6: Final answer
    x = 27,388.69

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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.